Direct answer
Open Settings › Notifications, choose the app, then change Allow Notifications, delivery style, sounds, badges or previews. If alerts still stay quiet, check Focus and Scheduled Summary before reinstalling the app.
What this covers
- Current iOS and iPadOS notification controls for installed apps
- Current supported consumer software as reviewed on August 20, 2026
- The symptom described in the title before a factory reset or hardware repair
What it does not cover
- ×Emergency alerts, carrier alerts or notifications managed by an organization
- ×Billing, ownership, warranty or account-recovery disputes
- ×Regional features that the manufacturer does not list for your country
Open the app notification panel
ReversibleGo to Settings › Notifications and choose the affected app from the list.
Enable the intended alert types
ReversibleTurn on Allow Notifications and select Lock Screen, Notification Center or Banners as needed.
Check Focus and summaries
ReversibleReview Settings › Focus and Scheduled Summary to see whether alerts are being silenced or delayed.
Test with the device unlocked and locked
ReversibleSend one test notification and verify whether the app, sound, preview and Focus behavior match your choice.
Evidence ledger
Sources behind this answer
Visible sources support the visible claims. Home Product Support records the publisher, the fact used and the review date; community reports can suggest an issue but do not become a published fact on their own.
Exact questions
Common follow-ups
What should I try first for where to change app notifications on iphone or ipad?+
Go to Settings › Notifications and choose the affected app from the list.
Will these steps erase apps, files or settings?+
No data-erasing step is required in this sequence. Notification changes are reversible and do not delete app data.
When should I stop troubleshooting?+
Stop if the device reports hardware damage, becomes unusually hot, smells burnt, or the problem falls into this excluded case: Emergency alerts, carrier alerts or notifications managed by an organization.
Answer for the exact device and software version shown above.