The best way to troubleshoot computer freezes is to take a systematic approach and first ensure the system is properly powered. Make sure the power supply is connected to the wall and has enough juice for the components; check if the power supply fan is spinning and if necessary, check the voltage and amperage on the PSU with a special multimeter.
Next, try to isolate what is causing the problem by looking at software and hardware. If the computer has recently installed or updated a program, remove it and see if that fixes the issue. Furthermore, check for any software conflicts that could be causing the freeze-up. This can be done by disabling any startup programs or services running in the background.
To investigate hardware malfunction, you could use the Event Viewer tool in Windows to provide more detailed log entries for any errors related to the freezing. Additionally, you can check the hard drives of the system through a disk checking utility to look for any corrupted files or bad sectors on the disk. You can also look at the storage device settings in your BIOS and make sure the settings are correct.
Furthermore, another important step is to check the RAM of the computer. Test each RAM module individually to see if they are stable. If one of them is faulty, you could replace it with a new one. Additionally, when it comes to overheating, you should check the cooling system in the computer to make sure it is sufficient and dust-free. You can also make sure the driver versions are up-to-date and use specialized software diagnostic tools to stress test the CPU, GPU, and other components of the system.
If it is still not clear what is causing the issue, then you can try resetting the BIOS to default settings. This will disable any changes made to the settings and rule out any configuration problems. As a last resort, you could also try reinstalling the operating system for a fresh start.
In conclusion, troubleshooting computer freezes requires a systematic approach and patience. By following the above steps, you should be able to narrow down the cause of the freeze and find a solution that works.