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===Hardware support===
Windows 8 adds native support for [[USB 3.0]], which allows for faster data transfers and improved power management with compatible devices.<ref>{{cite web |first=Dennis |last=Flanagan |editor-first=Steven |editor-last=Sinofsky |editor-link=Steven Sinofsky |url=http://blogs.msdn.com/b/b8/archive/2011/08/22/building-robust-usb-3-0-support.aspx |title=Building robust USB 3.0 support |website=Building Windows 8 |publisher=Microsoft |date=August 2011 |access-date=February 17, 2012 |archive-date=February 24, 2012 |archive-url=https://web.archive.org/web/20120224014118/http://blogs.msdn.com/b/b8/archive/2011/08/22/building-robust-usb-3-0-support.aspx |url-status=live }}</ref><ref>{{cite web |url=http://www.zdnet.com/blog/microsoft/microsoft-to-provide-usb-30-support-for-better-battery-life-in-windows-8/10396 |title=Microsoft to provide USB 3.0 support for better battery life in Windows 8 |website=[[ZDNet]] |publisher=[[CBS Interactive]] |date=August 2011 |access-date=August 30, 2011 |archive-url=https://web.archive.org/web/20110926134525/http://www.zdnet.com/blog/microsoft/microsoft-to-provide-usb-30-support-for-better-battery-life-in-windows-8/10396 |archive-date=September 26, 2011 |url-status=dead }}</ref> This native stack includes support for the newer, more efficient [[USB Attached SCSI]] (UAS) protocol,<ref>{{cite web |first=Jerome |last=Myers |url=http://plugable.com/2012/10/25/usb-3-0-support-on-windows-8 |title=New USB 3.0 Support Built-In to Windows 8 |website=Plugable |date=October 25, 2012 |access-date=January 20, 2014 |archive-date=February 1, 2014 |archive-url=https://web.archive.org/web/20140201154348/http://plugable.com/2012/10/25/usb-3-0-support-on-windows-8 |url-status=live }}</ref><ref>{{cite web |url=http://msdn.microsoft.com/en-us/library/windows/hardware/dn423379%28v=vs.85%29.aspx#loadeddriver |title=USB in Windows - FAQ (Windows Drivers) |website=[[MSDN]] |publisher=[[Microsoft]] |date=November 16, 2013 |access-date=January 20, 2014 |archive-date=January 5, 2014 |archive-url=https://web.archive.org/web/20140105230801/http://msdn.microsoft.com/en-us/library/windows/hardware/dn423379(v=vs.85).aspx#loadeddriver |url-status=live }}</ref> which is turned on by default even for USB 2.0 devices,<ref>{{Cite web |url=http://msdn.microsoft.com/en-us/library/windows/hardware/jj248714.aspx |title=USB Attached SCSI (UAS) Best Practices for Windows 8 |website=[[MSDN]] |publisher=[[Microsoft]] |format=[[Office Open XML]] |page=6 |date=July 24, 2012 |access-date=January 20, 2014 |archive-date=February 6, 2013 |archive-url=https://web.archive.org/web/20130206235329/http://msdn.microsoft.com/en-us/library/windows/hardware/jj248714.aspx |url-status=live }}</ref> although these must however have supporting firmware/hardware to take advantage of it. Windows 8.1 enhanced support for power saving features of USB storage devices, but this addition was not without problems, with some poorly implemented hardware degrading user experience by hangs and disconnects.<ref>{{cite web |first=Jim |last=Bovee |url=http://blogs.msdn.com/b/usbcoreblog/archive/2013/11/01/help-after-installing-windows-8-1-my-usb-drive-disappears-or-file-transfers-stop-unexpectedly-r-a-post-title.aspx |title=Help! After installing Windows 8.1, my USB drive disappears or file transfers stop unexpectedly… |website=Microsoft Windows USB Core Team Blog |publisher=[[Microsoft]] |date=October 31, 2013 |access-date=January 20, 2014 |archive-date=January 22, 2014 |archive-url=https://web.archive.org/web/20140122103020/http://blogs.msdn.com/b/usbcoreblog/archive/2013/11/01/help-after-installing-windows-8-1-my-usb-drive-disappears-or-file-transfers-stop-unexpectedly-r-a-post-title.aspx |url-status=live }}</ref> Windows 8 adds support for [[Human interface device|HID]] over [[I²C|I2C]].<ref>[https://docs.microsoft.com/en-us/windows-hardware/drivers/hid/hid-over-i2c-guide Introduction to HID over I2C]</ref>
Support for [[Advanced Format]] hard drives without emulation is included for the first time.<ref>{{cite web |title=Advanced format (4K) disk compatibility update (Windows) |url=http://msdn.microsoft.com/en-us/library/windows/desktop/hh848035(v=vs.85).aspx |website=[[MSDN]] |publisher=Microsoft |date=November 28, 2012 |access-date=January 3, 2013 |archive-date=January 11, 2013 |archive-url=https://web.archive.org/web/20130111233631/http://msdn.microsoft.com/en-us/library/windows/desktop/hh848035(v=vs.85).aspx |url-status=live }}</ref>
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Windows 8.1 improves hardware support with [[DirectX]] 11.2.<ref>{{cite web |url=http://msdn.microsoft.com/library/windows/apps/bg182410 |title=Windows 8.1 Preview: New APIs and features for developers |work=[[MSDN#Library|MSDN Library]] |publisher=[[Microsoft]] |date=June 26, 2013 |access-date=June 27, 2013 |archive-url=https://web.archive.org/web/20130628080725/http://msdn.microsoft.com/library/windows/apps/bg182410 |archive-date=June 28, 2013 |url-status=dead }}</ref>
Windows 8.1 adds native support for [[NVM Express]]. Windows 8.1 adds support for Precise Touchpad, which allows operating system to management gestures of USB and I2C [[touchpad]]s.<ref>https://learn.microsoft.com/en-us/windows/compatibility/precision-touchpad-devices</ref>
Windows 8 adds support for UEFI Secure Boot, and [[Trusted Platform Module|TPM]] 2.0. UEFI with secure boot enabled is a requirement on computers shipped with Windows 8.<ref>{{cite web | url=https://www.networkworld.com/article/738394/microsoft-subnet-next-gen-boot-spec-could-forever-lock-linux-off-windows-8-pcs.html | title=Next-gen boot spec could forever lock Linux off Windows 8 PCS }}</ref><ref>{{cite web | url=https://arstechnica.com/information-technology/2011/09/windows-8-secure-boot-will-complicate-linux-installs/ | title=Windows 8 secure boot could complicate Linux installs | date=September 21, 2011 }}</ref>
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