The situation you mentioned is generally caused by system software, memory and hard disk.

1 Malware was inadvertently installed on the computer, or a malicious program was generated when surfing the Internet. It is recommended to use 360 guards and Jinshan guards.

Software, cleaning up garbage, and killing malware are all possible solutions. Really not, reinstall, restore the system, you can solve it.

Solve the problems caused by software.

If you can't enter the system, you can enter the system selection after booting, and press f8 to select the last valid correct configuration.

Set the security mode and you can enter the system.

Start the menu operation at 3 o'clock and enter cmd. Enter at the command prompt.

Used for% 1 in (%windir% \ system32 \ *). Dll) do regsvr32.exe/s%1,and then press enter. And then let

It should be possible to solve it after he ran away.

Recently, the computer was poisoned, unstable software was installed and so on. It is recommended to thoroughly disinfect and uninstall the software that caused the problem.

If you reinstall another version, it may be solved. If it doesn't work, it's ok to reinstall the system.

The memory stick in the computer case is covered with dust. Disassemble the shell, take out the memory stick, clean the memory finger and put it back.

Maybe if you go.

6 computer memory is not good for a long time, it is possible to buy parallel memory, and multiple memories are incompatible together. It is recommended to replace the memory.

Solve.

The computer has been used for a long time, and the hard disk is broken. Re-partitioning and installing the system can fix the logical bad track, but it still can't. It's time.

It's time to change the hard disk. Just change the hard disk.

For hardware problems, if you are not a professional, it is recommended to take them to a computer shop for testing, and then change them after testing.

I hope I can help you! ! ! Please step on the best! !