Find all needed information about Usb Kb Mouse Legacy Support. Below you can see links where you can find everything you want to know about Usb Kb Mouse Legacy Support.
https://support.microsoft.com/en-us/help/310923/usb-keyboard-or-mouse-may-not-work-after-you-restart-your-computer-in
Apr 16, 2018 · Windows typically re-enables USB legacy support when you restart your computer in MS-DOS mode unless the USB Host Controller resources have changed from the values that were assigned during Startup. The operating system cannot restore BIOS-designated resource settings.
https://www.reddit.com/r/osdev/comments/7kb2nc/how_widespread_is_legacy_usb_keyboardmouse_support/
There are two parts to the "legacy keyboard/mouse support", the first is the ability to use the USB keyboard via BIOS runtime services, the second is the emulation of the old "8042" style controller chip. The first will be provided by any system that supports BIOS boot.
https://community.spiceworks.com/topic/1515831-mouse-and-keyboard-not-working-no-legacy-usb-support-in-bios
Mar 22, 2016 · The keyboard and mouse on one of our office's computer (older HP 6000-Pro) suddenly stopped working. I've tried using different keyboards and mice. I've also tried going into the Bios to see if the Legacy USB Support was enabled, but it's not listed anywhere in the bios. I reset the Bios settings to default, etc., but nothing is working.
https://www.neowin.net/forum/topic/834988-symptoms-if-usb-legacy-support-is-disabled-in-bios/
Oct 19, 2009 · "legacy" USB support is needed to operate USB devices outside of the operating system where there is no driver or other software to support them.
https://www.sysnative.com/forums/threads/ps-2-mouse-and-usb-keyboard-not-working-in-uefi-bios-anymore.25100/
Apr 09, 2018 · The KB and the mouse are both USB, the board has one PS/2 port. Before the reinstall, I was using the adapter to plug the mouse into that single PS/2 port and was using the "power on by keyboard" setting in bios for the KB which is plugged now into the same USB port as before.
https://answers.microsoft.com/en-us/insider/forum/insider_wintp-insider_devices-insiderplat_pc/usb-keyboard-and-mouse-work-in-bios-but-not-in/65f674d6-6f45-4fc5-a9bd-84f97e62c6bc
Apr 27, 2017 · USB Keyboard and Mouse Work in BIOS but not in Windows ... As for your original issue with USB KB/Mouse I have found by doing a reboot when it is on the bios screen remove the USB dongle and let it boot up best if you have a wired KB/Mouse to use, make sure the system has finished booting and is connected to the internet, install the dongle and ...
http://forum.gigabyte.us/thread/982/usb-mouse-work-bios-more
May 13, 2017 · USB KB/Mouse plugged into the USB ports at the PS2 connector. Worked fine on the F1 BIOS the board shipped with. As soon as I updated to F2, USB KB/Mouse stopped working in BIOS (still work fine in Windows). An old PS2 KB works fine, so it's not a show-stopper, but it would be great if it could get fixed in an upcoming release.
https://hardforum.com/threads/uefi-usb-problems-legacy-usb-support.1653142/
Nov 10, 2016 · - When Legacy USB Support is set to Enabled or Auto , the card reader prevents my PC from posting, and it just sits there on the Asrock splash screen. If I unplug my card reader and reboot, I can boot up fine.
https://forum-en.msi.com/index.php?topic=38783.0
Jan 19, 2004 · I just got me an USB Keyboard and Mouse. Of course, to make it work I had to switch on the legacy support in the Bios. To the USB 2 port I'm connecting a harddisk which supports USB2 and worked as long as I didn't enable the Legacy mode in the Bios.
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