if it is an android phoneyou should reset your mobile network settings by going to Settings > System > Reset options and selecting Reset Ifmobile network settings. If that doesn't work, you can also try a full factory reset (which erases all data) or...
My Samsung recently took an update and my data limit turned on preventing my laptop from getting data from my hot spot.Solution :Navigate to and open Settings, and then tap Connection , Tap Data usage, Tap Data saver, select OFF Tap Data usage,...