Why won't Instagram update on my HTC One?

[AC Question]

instagram wouldnt update on htc1. uninstalled. now wont install. stuck on loading.

went to app ph manager, forced stop, clear data. still no install

 

[B. Diddy]

Re: instagram wouldnt update on htc1. uninstalled. now wont install. stuck on loading.

Welcome to Android Central! Which HTC One do you have? M7, M8, M9? Or one of the previous ones?

Are you installing from Google Play Store, or somewhere else?