Slow response on a phone or tablet is almost always storage near capacity or a background sync, not processor failure. For Android default-app routing, first clear the current default for one action and choose the intended app once.
What this covers
- Android default-app routing with this exact failure state
- Diagnosis across system default versus in-app browser and domain-specific verified links
What it does not cover
Try in this order
0 of 4 completedCapture the exact failure state
ReversibleCheck available storage, and whether a backup, update or large download is running in the background. Expected behavior: open links, calls, messages and files in the intended eligible app.
Isolate the component boundary
ReversibleClear the current default for one action and choose the intended app once. Compare the delay in a nearly-empty app versus the affected one, with background app refresh paused. Boundary to separate: system default versus in-app browser and domain-specific verified links.
Correct only the proven cause
ReversibleSet the supported default category and adjust verified-link handling. Free storage, let the background task finish, or clear the one app's cache/data where the OS supports it.
Verify and stop safely
ReversibleRepeat the same timed action twice with no background task running. Do not clear app data when changing a default is sufficient.
Evidence ledger
Sources behind this answer
Exact questions