If the computer always stays on the motherboard LOGO interface when it is turned on, it means that problems are found during the power-on self-check process, and you need to check them one by one and solve the problems before you can enter the system normally. 1. If the motherboard LOGO is displayed when the computer is turned on and the system cannot be entered, you need to restart and press the TAB key to skip the LOGO screen or continuously press the DEL key (F2 or other designated hotkeys for notebooks) when turning on the computer to enter the CMOS setting interface, in the Advanced BIOS Features tab Turn off Full Screen LOGO Show and see if the power-on self-test information can be displayed, and then determine the problem. 2. Under normal circumstances, you can press the F1 key to skip non-fatal errors and start the computer directly according to the black screen white text prompt, or press the DEL key to enter CMOS, then press F9 to load predefined parameters or select Load Optimized Defaults. High-performance defaults) or Load Fail-Safe Defaults (load fail-safe defaults), and then press F10 to save, exit and restart. 3. If the originally set CMOS parameters are not saved after the power is turned off or the system time in the CMOS is restored to the factory time, it may be that the motherboard battery has failed and the battery needs to be replaced. Then refer to step 2 to load the predefined parameters and save them. 4. If the above operations are ineffective, it means that there is a problem with the hardware. Generally, the memory is in poor contact due to oxidation, or the hard disk may be in poor connection due to poor connection or the hard disk master boot record is damaged. It is necessary to re-insert the memory or hard disk, or repair the hard disk master. Boot record, or reinstall the system or replace the hard drive.