You need to clean up all the files from your recycle bin and also all the temporary files. You can go to accessories and then use the option, ‘disk clean up’ where it would clean up all the unnecessary files from your computer. You can also make defragmentation that would really speed up your laptop to a great extent. You should also make a check under the properties of the disk space available in your laptop.

The computer does not switch on at all: It may be due to power plug problem, bad power supply, bad motherboard, disconnected cables or cords, bad power switch, faulty power strip or insufficient power produced by the outlet.

Blue Screen of Death: The major cause of this computer problem is viruses or spyware, driver issues, corrupt registry, bad memory, bad power supply and bad motherboard.

Internet not working: This can be due to ISP problems, loose or faulty connection to your modem, modem/ router issues, viruses, spyware or malware and software.

By understanding the different types of problems that may arise in your computer system, you can identify what’s wrong with your computer and work accordingly to fix that problem either yourself or with the help of a professional engineer.