Identify when slowness occurs
One app behaving poorly is different from the entire device slowing down.
Restart normally
A restart can clear temporary resource problems without erasing data.
Review storage and updates
Both can affect everyday responsiveness.
Watch for physical warning signs
Swelling, extreme heat or damaged charging hardware calls for proper service.
General consumer technology information only. Interfaces and menu names change. Before resets, reinstalls, storage changes or other major actions, verify that important data is backed up and use current manufacturer/service-provider instructions.