A feature that drops and returns on a phone or tablet is usually a background battery-optimization or connection-management setting killing it, not failing hardware. For Samsung Secure Folder, first verify the correct device unlock and Samsung Account recovery path before changing settings.
What this covers
- Samsung Secure Folder with this exact failure state
- Diagnosis across Samsung Account and lock method versus device storage, policy and backup
What it does not cover
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0 of 4 completedCapture the exact failure state
ReversibleNote how long the device was idle or locked before the drop, and whether it correlates with low signal or a Wi-Fi handoff. Expected behavior: unlock the protected container and retain its separately stored apps and data.
Isolate the component boundary
ReversibleVerify the correct device unlock and Samsung Account recovery path before changing settings. Disable battery optimization for the one app and test with the device kept awake on a single network. Boundary to separate: Samsung Account and lock method versus device storage, policy and backup.
Correct only the proven cause
ReversibleUpdate, use supported recovery or restore only from a verified Secure Folder backup. Exempt the app from aggressive battery management, or turn off adaptive Wi-Fi/cellular switching for the test.
Verify and stop safely
ReversibleRun the same use pattern that triggered the drop for at least 30 minutes without it recurring. Do not clear data, uninstall or reset without accepting possible protected-data loss.
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