SYDNEY, AUSTRALIA, September 6, 2023 – Q-CTRL, a global leader in developing useful quantum technologies through quantum control infrastructure software, was crowned today as the Most Innovative Startup at the 2023 Startup Daily Best in Tech Awards celebrating the best of Australia's startup community. Q-CTRL is a category-defining business ... Q-CTRL. SYDNEY, Dec. 2, 2021 – Q-CTRL, a startup that applies the principles of control engineering to accelerate the development of quantum technology, today announced it was named a winner of the InnovationAus Australian Hero Award for its technology’s potential to make quantum computing useful by improving quantum computer stability. Mar 3, 2021 · Q-CTRL, as a company that provides quantum control engineering, mostly to stabilize quantum systems against disturbances and augment their output, has a heavy focus on software development; but as ... Quantum control is able to improve the ability of quantum sensors to detect desired “target” signals and reject other sources of interference that can otherwise obscure the target. Our early studies have identified over 500x improvements in the ability of quantum sensors for gravity based on cold atoms to resist the interference caused when ...Quantum-enabled PNT is the future of navigation. The unreliability of GPS in urban environments, high latitudes, subsurface settings, and contested battlefields mandates new approaches to navigation. We have has partnered with Advanced Navigation, a world-leader in AI-enhanced inertial navigation systems, to offer our users an ultra-high ...Introducing our new Chief Strategy Officer Aravind Ratnam. January 6, 2022. Written by. Prof. Michael J. Biercuk. This January, we welcome both the New Year and our newest member to the team. . Aravind is our first external hire into the C-Suite since our company was founded, and we really couldn't ask for a better fit. Aravind brings a ...There are many good things to say about Q-CTRL. 1. Independently if you believe in the future of this industry, the challenges are real and fascinating. At Q-CTRL you'll get a chance to work on these interesting problems and you'll have a chance to learn a lot about quantum physics, about machine learning, control theory and many other tools. 2.Q-CTRL and OQC will be present at Q2B Tokyo, an international conference uniting academics, end users, government officials and vendors to discuss the progress and future of the quantum industry. Q-CTRL CEO and Founder, Michael J. Biercuk, will present initial benchmarking results from the collaboration in a keynote presentation on the first ...Glasgow, United Kingdom – QURECA (Quantum Resources & Careers) has teamed with Q-CTRL, an Australian-based technology company using quantum control to make quantum technology useful, to set an ambitious target to build a robust talent pipeline with a targeted focus on youth education through to making every C-Suite executive quantum ready through a new collaboration.Quantum infrastructure software transforms bare-metal quantum processors into useful computational tools. Our technology unleashes the hidden performance inside of the most powerful computers so you can achieve more. Learn more 10X Cost-savings for platform providers 100X Improved value for end-users 1,000X Improved algorithmic accuracyQ-CTRL, a Sydney-based startup that provides quantum control engineering solutions, announced today it has raised a $25 million Series B led by Airbus Ventures with participation from Ridgeline ...LOS ANGELES, Nov. 7, 2019 -- Quantum computing start-up Q-CTRL today announced the opening of its U.S. headquarters in Los Angeles to serve its growing industrial and academic client base throughout the U.S. The goal of quantum computing is to leverage the exotic properties of physics found on tiny size scales to execute computations far beyond ...Jul 13, 2023 · image: Q-CTRL HP. アカデミアを飛び出し、スタートアップを創業した理由 ――あらためてですが、Q-CTRLを創業した経緯を教えてください。 私のバックグラウンドは物理学者で、現在もシドニー大学で量子物理学と量子技術の教授を務めています。 low-cost devices using Fire Opal’s QAOA Solver. $160. low-cost devices . with Fire Opal. >2,500X. improvement in cost efficiency. . Q-CTRL’s technology helped achieve the best possible balance of performance and cost. It achieved nearly identical performance to a high-end premium device, but for 2,500X lower compute cost!The University of Sydney teamed up with Q-CTRL to address this problem. Senior Quantum Control Engineer Dr. Li Li developed an entirely new approach to reconstruct the noise power spectrum based on machine learning. Instead of having to enforce very strict constraints on the available measurements with Dr. Li’s new method you could work with ... Q-CTRL enables real-world outcomes through quantum control that provide access to decades of combined experience and opening up new worlds of opportunity. The journey to realizing functional quantum computers will be long and it's a path that Q-CTRL is committed to making as easy as possible for you. And by easy, we mean less difficult. Building a universal quantum computer with millions of entangled, coherent quantum bits running complex algorithms is not going to be simple or straightforward.Ctrl + D (or Delete) Delete the selected item and move it to the Recycle Bin. Ctrl + E. Open Search (in most apps). Ctrl + R (or F5) Refresh the active window. Ctrl + Y. Redo an action. Ctrl + Right arrow. Move the cursor to the beginning of the next word. Ctrl + Left arrow. Move the cursor to the beginning of the previous word. Ctrl + Down arrowSYDNEY, AUSTRALIA, September 6, 2023 – Q-CTRL, a global leader in developing useful quantum technologies through quantum control infrastructure software, was crowned today as the Most Innovative Startup at the 2023 Startup Daily Best in Tech Awards celebrating the best of Australia's startup community. Q-CTRL is a category-defining business ... Enabling developers and researchers to gain better insights, faster. Fire Opal packages a comprehensive suite of best-in-class AI-driven quantum control techniques into a simple tool. Suppress errors in hardware and circuit execution with a single command. Read the docs. Download the Q-CTRL APS presentation abstracts schedule. Meet our team at APS. Be sure to stop by booth #506 to discover how we can help you move your quantum R&D faster with the most advanced characterization, optimization, and automation tools for quantum research.SYDNEY, AUSTRALIA, September 6, 2023 – Q-CTRL, a global leader in developing useful quantum technologies through quantum control infrastructure software, was crowned today as the Most Innovative Startup at the 2023 Startup Daily Best in Tech Awards celebrating the best of Australia's startup community. Q-CTRL is a category-defining business ...Q-CTRL’s globally unique software-defined quantum sensors to enable GPS-free navigation for Australian Defence and AUKUS partners. SYDNEY, AUSTRALIA, July 11, 2023-- Q-CTRL, a global leader in developing useful quantum technologies through quantum infrastructure software, today announced a partnership with Australia’s Department of Defence to develop quantum sensors that will deliver ...Q-CTRL. SYDNEY, March 3, 2021 — Q-CTRL, a startup that applies the principles of control engineering to power quantum technology, today announced it will provide the first quantum sensing and navigation technologies for space exploration beginning with uncrewed lunar missions by the SEVEN SISTERS space industry consortium in Australia.Michael's current commercial efforts leading the venture-capital-backed Q-CTRL are supported by experience in a Big-Three management consulting firm. He is a proficient networker and communicator ... Google Cloud team’s excitement at working with Q-CTRL. Q-CTRL evaluated three competing multinational cloud services and found Google Cloud had the products, services, and support that best met its needs. “The Google Cloud team showed a lot of excitement and interest in working with our startup business,” says Professor Biercuk. Alt+Period, S or Alt+Windows logo key, S. Open the Review tab to check spelling, add comments, or track and review changes to your document. Alt+Period, R or Alt+Windows logo key, R. Open the View tab to choose a view, open the Navigation pane, edit the Header & Footer, and to Zoom the document view.Jan 31, 2023 · 1:54 PM PST • March 10, 2023 The panic sparked by the collapse of Silicon Valley Bank is spreading to China, the world’s second-largest venture capital market. Across social media platforms,... Mar 1, 2023 · Q-CTRL’s quantum control infrastructure software for R&D professionals and quantum computing end users delivers the highest performance error-correcting and suppressing techniques globally, and provides a unique capability accelerating the pathway to the first useful quantum computers and quantum sensors. The company’s products are applied ... Learning center. Discover the background, history, and context of Q-CTRL's work in quantum computing and quantum sensing. Michael's current commercial efforts leading the venture-capital-backed Q-CTRL are supported by experience in a Big-Three management consulting firm. He is a proficient networker and communicator ... Alt+Period, S or Alt+Windows logo key, S. Open the Review tab to check spelling, add comments, or track and review changes to your document. Alt+Period, R or Alt+Windows logo key, R. Open the View tab to choose a view, open the Navigation pane, edit the Header & Footer, and to Zoom the document view.Keyboard shortcut Action; Windows key (or Ctrl + Esc) Open Start menu. Ctrl + Arrow keys: Change Start menu size. Ctrl + Shift + Esc: Open Task Manager.Jul 19, 2023 · Q-CTRL and OQC at Q2B Tokyo. Both Q-CTRL and OQC will be present at Q2B Tokyo, an international conference uniting academics, end users, government officials and vendors to discuss the progress and future of the quantum industry. Q-CTRL CEO and Founder, Michael J. Biercuk, will present initial benchmarking results from the collaboration in a ... Aug 24, 2022 · Q-CTRL is a global provider of quantum control infrastructure software with a stated goal to make quantum useful. Toward that end, the company recently announced the creation of a new quantum... Q-CTRL specializes in using control engineering to make quantum hardware useful in real-world settings - whether in data centers, on aircraft, or even in space. Its solutions have been validated to deliver 10-100X improvements in the performance of quantum hardware, including demonstrations on IBM quantum computers .New algorithmic benchmarking experiments from Q-CTRL show that replacement quantum logic operations built using quantum control can improve the success of quantum algorithms on real hardware by >25x with no additional overhead on the part of the user. Our solution is the most effective error-suppression technology ever demonstrated.We used Qiskit Pulse and Q-CTRL’s Boulder Opal to run error-robust quantum gates on a five-qubit IBM Quantum Canary processor delivering better value for users Read More >200XAlt + 5. Switch to Date Calculation mode. Ctrl + M. Store in memory, in Standard mode, Scientific mode, and Programmer mode. Ctrl + P. Add to memory, in Standard mode, Scientific mode, and Programmer mode. Ctrl + Q. Subtract from memory, in Standard mode, Scientific mode, and Programmer mode. Ctrl + R.Q-CTRL’s globally unique software-defined quantum sensors to enable GPS-free navigation for Australian Defence and AUKUS partners. SYDNEY, AUSTRALIA, July 11, 2023-- Q-CTRL, a global leader in developing useful quantum technologies through quantum infrastructure software, today announced a partnership with Australia’s Department of Defence to develop quantum sensors that will deliver ...Jan 31, 2023 · 1:54 PM PST • March 10, 2023 The panic sparked by the collapse of Silicon Valley Bank is spreading to China, the world’s second-largest venture capital market. Across social media platforms,... Introducing our new Chief Strategy Officer Aravind Ratnam. January 6, 2022. Written by. Prof. Michael J. Biercuk. This January, we welcome both the New Year and our newest member to the team. . Aravind is our first external hire into the C-Suite since our company was founded, and we really couldn't ask for a better fit. Aravind brings a ...1. An introduction to quantum computing 2. Quantum fundamentals 3. Quantum circuits and algorithms 4. Noise in quantum computing 5. The NISQ era and beyond Learn quantum computing Discover the fundamental physics principles that make quantum computers work in an intuitive way. With improvements in system size and performance, IDA forecasts a quantum PNT market exceeding $200 million annually by 2024. Advanced Navigation engaged the expert quantum sensing team at Q-CTRL to help identify a pathway to a quantum-assured solution. Quantum devices deliver output signals that are linked to fundamentals of nature - they are ... Oct 11, 2019 · Q-CTRL. LOS ANGELES, Oct. 10, 2019 - Q-CTRL, a quantum computing startup with U.S. headquarters in Los Angeles, has entered into a global partnership to power superconducting ‘quantum accelerators’ from Bleximo, a full-stack quantum computing startup based in Berkeley, Calif. With the agreement, Q-CTRL will deliver software tools to the ... Jan 13, 2022 · Q-CTRL’s tools connect via the cloud and can be executed by any user in order to create new optimized error-robust gates, perform error-robust compilation, and even improve the measurement procedures on IBM hardware. We’re excited to have been a partner with IBM since 2018 and look forward to an expansion of joint offerings in the future.”. Ctrl + Alt + Show Windows then move mouse and click. Copy screenshot of window to clipboard. Ctrl + ⇧ Shift + ⌘ Cmd + 4 then Space then move mouse and click. Alt + Print Screen click "Copy to Clipboard". GNOME [9] Ctrl + Alt + Show Windows then move mouse and click. Save screenshot of arbitrary area as file. Oct 11, 2019 · Q-CTRL. LOS ANGELES, Oct. 10, 2019 - Q-CTRL, a quantum computing startup with U.S. headquarters in Los Angeles, has entered into a global partnership to power superconducting ‘quantum accelerators’ from Bleximo, a full-stack quantum computing startup based in Berkeley, Calif. With the agreement, Q-CTRL will deliver software tools to the ... Q-CTRL’s globally unique software-defined quantum sensors to enable GPS-free navigation for Australian Defence and AUKUS partners. SYDNEY, AUSTRALIA, July 11, 2023-- Q-CTRL, a global leader in developing useful quantum technologies through quantum infrastructure software, today announced a partnership with Australia’s Department of Defence to develop quantum sensors that will deliver ...Jan 13, 2022 · Q-CTRL’s tools connect via the cloud and can be executed by any user in order to create new optimized error-robust gates, perform error-robust compilation, and even improve the measurement procedures on IBM hardware. We’re excited to have been a partner with IBM since 2018 and look forward to an expansion of joint offerings in the future.”. Designed by the team of quantum experts at Q-CTRL, Black Opal is an invaluable gift for anyone ages 16 and up interested in learning quantum computing; 70% discount on an annual subscription + 4 months free beta access available starting this Black Friday weekend.Designed by the team of quantum experts at Q-CTRL, Black Opal is an invaluable gift for anyone ages 16 and up interested in learning quantum computing; 70% discount on an annual subscription + 4 months free beta access available starting this Black Friday weekend.Glasgow, United Kingdom – QURECA (Quantum Resources & Careers) has teamed with Q-CTRL, an Australian-based technology company using quantum control to make quantum technology useful, to set an ambitious target to build a robust talent pipeline with a targeted focus on youth education through to making every C-Suite executive quantum ready through a new collaboration. Mar 1, 2023 · Q-CTRL’s quantum control infrastructure software for R&D professionals and quantum computing end users delivers the highest performance error-correcting and suppressing techniques globally, and provides a unique capability accelerating the pathway to the first useful quantum computers and quantum sensors. The company’s products are applied ... Jul 18, 2023 · Q-CTRL and OQC will be present at Q2B Tokyo, an international conference uniting academics, end users, government officials and vendors to discuss the progress and future of the quantum industry. Q-CTRL CEO and Founder, Michael J. Biercuk, will present initial benchmarking results from the collaboration in a keynote presentation on the first ... image: Q-CTRL HP. アカデミアを飛び出し、スタートアップを創業した理由 ――あらためてですが、Q-CTRLを創業した経緯を教えてください。 私のバックグラウンドは物理学者で、現在もシドニー大学で量子物理学と量子技術の教授を務めています。Q-CTRL’s globally unique software-defined quantum sensors to enable GPS-free navigation for Australian Defence and AUKUS partners. SYDNEY, AUSTRALIA, July 11, 2023-- Q-CTRL, a global leader in developing useful quantum technologies through quantum infrastructure software, today announced a partnership with Australia’s Department of Defence to develop quantum sensors that will deliver ...The journey to realizing functional quantum computers will be long and it's a path that Q-CTRL is committed to making as easy as possible for you. And by easy, we mean less difficult. Building a universal quantum computer with millions of entangled, coherent quantum bits running complex algorithms is not going to be simple or straightforward.LOS ANGELES/Tel Aviv, September 9, 2020 – Q-CTRL, a startup that applies the principles of control engineering to accelerate the development of quantum technology, and Quantum Machines, creator of the first complete hardware and software solution for the control and operation of quantum computers, today announced a global commercial partnership to integrate Q-CTRL’s firmware into Quantum ...May 18, 2022 · Keyboard shortcut Action; Windows key (or Ctrl + Esc) Open Start menu. Ctrl + Arrow keys: Change Start menu size. Ctrl + Shift + Esc: Open Task Manager. Aug 16, 2021 · Ctrl+Q. Updated: 08/16/2021 by Computer Hope. Alternatively known as Control+Q, ^q, and C-q, Ctrl+Q is a keyboard shortcut that varies depending on the program where it's being utilized. For example, in Microsoft Word, Ctrl+Q is used to remove a paragraph's formatting. How to use the Ctrl+Q keyboard shortcut. Ctrl+Q in Audacity. Ctrl+Q in Outlook. Q-CTRL Software Development SYDNEY, NSW 11,134 followers Make quantum technology useful. We deliver infrastructure software to power the future of quantum computing and sensing See jobs Follow...Download the Q-CTRL APS presentation abstracts schedule. Meet our team at APS. Be sure to stop by booth #506 to discover how we can help you move your quantum R&D faster with the most advanced characterization, optimization, and automation tools for quantum research.Alt+Period, S or Alt+Windows logo key, S. Open the Review tab to check spelling, add comments, or track and review changes to your document. Alt+Period, R or Alt+Windows logo key, R. Open the View tab to choose a view, open the Navigation pane, edit the Header & Footer, and to Zoom the document view.Q-CTRL makes quantum technology useful for real-world outcomes, through the power of quantum control.Q-CTRL is the recipient of Modern Manufacturing Initiative, Moon-to-Mars Supply Chain, and Next Generation Technology Fund awards. Q-CTRL was selected among the Top 10 Most Innovative Tech Companies in Australia by the Australian Financial Review, and has been featured in The Economist, Forbes, Wired, Gizmodo, and more.Q-CTRL specializes in using control engineering to make quantum hardware useful in real-world settings - whether in data centers, on aircraft, or even in space. Its solutions have been validated to deliver 10-100X improvements in the performance of quantum hardware, including demonstrations on IBM quantum computers .Oct 11, 2019 · Q-CTRL. LOS ANGELES, Oct. 10, 2019 - Q-CTRL, a quantum computing startup with U.S. headquarters in Los Angeles, has entered into a global partnership to power superconducting ‘quantum accelerators’ from Bleximo, a full-stack quantum computing startup based in Berkeley, Calif. With the agreement, Q-CTRL will deliver software tools to the ... Q-CTRL, a Sydney-based startup that provides quantum control engineering solutions, announced today it has raised a $25 million Series B led by Airbus Ventures with participation from Ridgeline ...Q-CTRL, a Sydney-based startup that provides quantum control engineering solutions, announced today it has raised a $25 million Series B led by Airbus Ventures with participation from Ridgeline ...Aug 16, 2021 · Ctrl+Q. Updated: 08/16/2021 by Computer Hope. Alternatively known as Control+Q, ^q, and C-q, Ctrl+Q is a keyboard shortcut that varies depending on the program where it's being utilized. For example, in Microsoft Word, Ctrl+Q is used to remove a paragraph's formatting. How to use the Ctrl+Q keyboard shortcut. Ctrl+Q in Audacity. Ctrl+Q in Outlook. Aug 16, 2021 · Ctrl+Q. Updated: 08/16/2021 by Computer Hope. Alternatively known as Control+Q, ^q, and C-q, Ctrl+Q is a keyboard shortcut that varies depending on the program where it's being utilized. For example, in Microsoft Word, Ctrl+Q is used to remove a paragraph's formatting. How to use the Ctrl+Q keyboard shortcut. Ctrl+Q in Audacity. Ctrl+Q in Outlook. Q-CTRL enables real-world outcomes through quantum control that provide access to decades of combined experience and opening up new worlds of opportunity. Jul 19, 2023 · Q-CTRL and OQC at Q2B Tokyo. Both Q-CTRL and OQC will be present at Q2B Tokyo, an international conference uniting academics, end users, government officials and vendors to discuss the progress and future of the quantum industry. Q-CTRL CEO and Founder, Michael J. Biercuk, will present initial benchmarking results from the collaboration in a ... Mar 1, 2023 · Q-CTRL’s quantum control infrastructure software for R&D professionals and quantum computing end users delivers the highest performance error-correcting and suppressing techniques globally, and provides a unique capability accelerating the pathway to the first useful quantum computers and quantum sensors. The company’s products are applied ... Q-CTRL Breaks Ground on New Global Headquarters in Sydney, the First Commercial Facility in Australia Dedicated to Quantum Tech. New headquarters for leading quantum company reimagines a former industrial structure to build the technology of the future. June 27, 2023. Q-CTRL digest.Quantum-enabled PNT is the future of navigation. The unreliability of GPS in urban environments, high latitudes, subsurface settings, and contested battlefields mandates new approaches to navigation. We have has partnered with Advanced Navigation, a world-leader in AI-enhanced inertial navigation systems, to offer our users an ultra-high ...This is where Q-CTRL comes in. We add something extra - quantum firmware - which can stabilize the qubits against noise and decoherence without the need for extra qubits. Quantum firmware serves as a complement to QEC, such that in combination we can accelerate the pathway to useful quantum computers. Google Cloud team’s excitement at working with Q-CTRL. Q-CTRL evaluated three competing multinational cloud services and found Google Cloud had the products, services, and support that best met its needs. “The Google Cloud team showed a lot of excitement and interest in working with our startup business,” says Professor Biercuk.
Alternatively known as Control+Q, ^q, and C-q, Ctrl+Q is a keyboard shortcut that varies depending on the program where it's being utilized. For example, in Microsoft Word, Ctrl+Q is used to remove a paragraph's formatting. How to use the Ctrl+Q keyboard shortcut. Ctrl+Q in Audacity. Ctrl+Q in Outlook. Ctrl+Q in Microsoft Excel.. Sdn 2022 23
SYDNEY, Nov 8, 2022 – Q-CTRL, a global leader in developing useful quantum technologies through quantum control infrastructure software, today announced the additions of Kelly Gurr as Head of Marketing and Donna Hacker as Head of Finance. Their hires bring Q-CTRL’s leadership team to five new members in 2022. The two leaders will work ...Q-CTRL Breaks Ground on New Global Headquarters in Sydney, the First Commercial Facility in Australia Dedicated to Quantum Tech. New headquarters for leading quantum company reimagines a former industrial structure to build the technology of the future. June 27, 2023. Q-CTRL digest. Jan 31, 2023 · Q-CTRL. SYDNEY, Jan 31, 2023 – Q-CTRL, a global leader in developing useful quantum technologies through quantum infrastructure software, today announced its Series B-1 fundraise of $27.4 million USD, with participation from Salesforce Ventures. This Series B extension brings Q-CTRL’s total Series B raise to over $52 million USD, the ... Q-CTRL has been an inaugural member of the IBM Quantum Startup network since 2018, and recently announced that Q-CTRL’s performance management software would run natively on IBM quantum computers. The company has announced partnerships with end-users Xerox PARC, Capgemini, and Transport for NSW to deliver useful quantum computing to enterprise.Aug 19, 2023 · There are many good things to say about Q-CTRL. 1. Independently if you believe in the future of this industry, the challenges are real and fascinating. At Q-CTRL you'll get a chance to work on these interesting problems and you'll have a chance to learn a lot about quantum physics, about machine learning, control theory and many other tools. 2. In computing, a Control key Ctrl is a modifier key which, when pressed in conjunction with another key, performs a special operation (for example, Ctrl + C ). Similarly to the Shift key, the Control key rarely performs any function when pressed by itself. The Control key is located on or near the bottom left side of most keyboards (in ... Q-CTRL and OQC will be present at Q2B Tokyo, an international conference uniting academics, end users, government officials and vendors to discuss the progress and future of the quantum industry. Q-CTRL CEO and Founder, Michael J. Biercuk, will present initial benchmarking results from the collaboration in a keynote presentation on the first ...Jul 19, 2023 · Q-CTRL and OQC at Q2B Tokyo. Both Q-CTRL and OQC will be present at Q2B Tokyo, an international conference uniting academics, end users, government officials and vendors to discuss the progress and future of the quantum industry. Q-CTRL CEO and Founder, Michael J. Biercuk, will present initial benchmarking results from the collaboration in a ... Ctrl + Alt + Show Windows then move mouse and click. Copy screenshot of window to clipboard. Ctrl + ⇧ Shift + ⌘ Cmd + 4 then Space then move mouse and click. Alt + Print Screen click "Copy to Clipboard". GNOME [9] Ctrl + Alt + Show Windows then move mouse and click. Save screenshot of arbitrary area as file.Quantum technologies are on track to reach new heights – quite literally: quantum company Q-CTRL has plans to send ultra-sensitive quantum sensors and navigation devices to space, as part of a ...Q-CTRL. SYDNEY, AUSTRALIA, November 22, 2022 – Q-CTRL, a global leader in quantum control infrastructure software, and Classiq, the leader in quantum algorithm development software, today announced a partnership to provide an end-to-end platform for designing, executing, and analyzing quantum algorithms. The new partnership will integrate ...TAMPA, Fla. — Australian startup Q-Ctrl has raised $25 million to develop software for space-qualified quantum sensors in a funding round led by Airbus Ventures, the venture capital arm of ...Ctrl + Tab. Go to the previous tab in the window. Shift + Ctrl + Tab. Switch quickly between windows. Press & hold Alt, tap Tab until you get to the window you want to open, then release. You can also press & hold Alt, then tap Tab, and select a window with the left or right arrow keys, mouse, or touch..