Worked up till few days ago , can't post,upload etc.same device

[Android Central Question]

I've done everything posted,
I've been successfully posting on offer up n letgo. Up until tday, says no connection, or check settings .? I've been uploading videos for months on you tube as well. Now it won't a 3 min. Video won't upload, 5 days it's pending ?.hardly got this page , I've cleared gallery's, emails, have plenty room..I'm never * off line *, i use unlimited data through AT&T, for 20 yrs. I'm on a android tablet. Since 5 months ago..now what ?

 

[B. Diddy]

Welcome to Android Central! Which tablet do you have? Does this also happen on wi-fi? What do you mean by "successfully posting on offer up n letgo"?