How do I get to the BIOS from this point? My Bluetooth keyboard isn't

0271 Check Date And Time Settings. Lenovo error 0271 Lenovo error fix Lenovo fix You can vote as helpful, but you cannot reply or subscribe to this thread 联想G450开机出现"0271: Check Date and Time Settings"的错误提示，意味着电脑的实时时钟（RTC）遇到了问题，需要用户检查和调整日期及时间设置。这个错误通常与主板上的CMOS电池有关，CMOS电池用于在电脑断电时保持日期和时间的准确性。

It is usually the first thing that is looked after as it is a relatively cheap part to replace (FRU 01HY008 for your model). Pressed enter while starting up, went to temporary boot option, selected windows installed drive(SSD/HDD)

0271 Real Time Clock Error Check Date And Time Settings kawevtoronto

Message 0271: Check date and time settings Description Date or time setting is invalid 联想G450开机出现"0271: Check Date and Time Settings"的错误提示，意味着电脑的实时时钟（RTC）遇到了问题，需要用户检查和调整日期及时间设置。这个错误通常与主板上的CMOS电池有关，CMOS电池用于在电脑断电时保持日期和时间的准确性。 It seems you reached the point where your computer had no energy to power the RTC (real-time clock) making it reset the time at next start

How do I get to the BIOS from this point? My Bluetooth keyboard isn't. Message 0271: Check date and time settings Description Date or time setting is invalid Pressed enter while starting up, went to temporary boot option, selected windows installed drive(SSD/HDD)

Check date and time settings (Solución) YouTube. luckily it booted up and I had internet connection so no issues for me to automatically set the time of windows WARNING 0251: System CMOS Checksum bad - Default configuration used