Access the Settings app.
Tap your name.
Scroll down until you reach the Subscriptions feature.
Tap on Subscriptions.
Locate your Brainly Plus subscription.
Select Cancel Subscription.
Tap Confirm.
Plug it into pc and wahlah
You may do all of the given options.
Thank You!
Only one daemon (server application) can bind to a port. The second one will fail.