Why you can’t post on Facebook is because you must have violated Facebook policies. There are so many policies on Facebook which you might not be aware of and unknowingly you violate them. One golden rule about Facebook is that don’t do the same thing over and over again you will definitely be blocked. Finally, it could also be because of some errors from their website which is rare.
Why can’t I post on Facebook
You must have posted so much within a short time or over a period of time.
Your posts must have been reported over and over again by your friends or the public.
You are posting the same thing repeatedly over a period of time.
You need to report to Facebook by logging into your account.
Click on the question mark symbol at the top right of your screen.
Click on Report a Problem.
Click on Something Isn’t Working.
For Facebook app users
Tap on the three horizontal lines at the top right.