Released by Lenovo in 2013, the P400 Touch is a 14” notebook style laptop with touch screen functionality. The model number for the device is 20211.
abdurahman salah @abdurahmansalah
声誉积分: 1
发帖于: 2020年6月6日
I lowered the screen brightness and when I came to raise it I was surprised that it does not rise
这是一个好问题吗?
3条评论:
Hi abdurahman salah
What OS did you used? does it happens recently?
had you tried updating the graphic drivers?
由 Augustine 完成的 2020年6月6日
its a problem when it updated to windows10 ... and there aren´t a official graphics drivers update
由 renzo_tormo 完成的 2020年8月24日
Do the fn buttons for brightness not work?
Can you up it by any other means? (settings)
由 Med_tech 完成的 2020年8月24日
STUART @stufrat
1
发帖于: 2021年2月3日
Shut down computer and when lenovo screen comes on immediately press and hold brightness up
这个答案有帮助吗?
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Hi abdurahman salah
What OS did you used? does it happens recently?
had you tried updating the graphic drivers?
由 Augustine 完成的
its a problem when it updated to windows10 ... and there aren´t a official graphics drivers update
由 renzo_tormo 完成的
Do the fn buttons for brightness not work?
Can you up it by any other means? (settings)
由 Med_tech 完成的