1) Too many programs are running at the same time.
2) There’s not enough free RAM.
3) You have a virus/malware infection.
4) You have low hard drive space.
5) Restart your computer.
6) Sharing a wireless network.
7) Too many “bells and whistles.”
8) You have a scanning program running.
9) Your computer barely meets your software’s minimum requirements.
10) You have a fragmented hard drive