You can unblock someone on the Instagram app from Settings or their profile, and they won't be notified.

It’s no surprise that every person or other is an Instagram addict at this point. Other than the usual spots like the bedroom, washroom, public transport, coffee shops, or even schools, you just can’t ...

To unblock Instagram at school or work, the easiest way is to switch to mobile data, bypassing the school’s Wi-Fi restrictions. If permitted, a VPN is a reliable option to access blocked sites, ...