- If your Samsung $4 won't update properly, there are a few ways you can fix the issue and update your phone.
- You should make sure you're installing the update on a reliable Wi-Fi network and then try restarting your $4 to refresh device.
- If the problem persists, you can try to install the update from $4 Smart Switch app or by wiping the cache partition on the phone.
- $4.
When your Samsung $4 is working properly - which, hopefully, is most of the time - it should automatically install system updates.
Sometimes, though, a glitch on your phone prevents an update from installing.
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