Rollapp can be used to access websites that are normally blocked.
Go to https://rollapp.com/ and make an account.
Go to https://www.rollapp.com/app/filezilla and click “Launch Online”
Click “Launch Online”. If you see the screen below, just click “Proceed to FileZilla”.
Click “Help”, then “About”.
Click the blue link in the top left.
Congratulations! You are now in a web browser where everything is unblocked.