I’ve been upgrading WordPress for almost 4 years now and since I manage about 20 blogs, I have learned to figure out how to upgrade your WordPress faster than ever using SSH and wget command.
For one, you will need a dedicated server/VPS that supports SSH. Otherwise you won’t be able to do it.
Here’s exactly how I do it.
1) I go to my WordPress directory using the command cd. ~ 2 seconds
2) I use