Nokia - E52 Software Update

If you are running anything below v. 081.002, you need a Nokia E52 software update immediately. The final update transformed the phone from a buggy prototype into a rock-solid communicator.

Go to Menu → Settings → Personal → Startup Scan → Turn Gallery scan and Music scan. This dramatically improves boot speed. Nokia E52 Software Update

Using a computer is often more stable for older Symbian devices. Nokia E52 Software - Microsoft Q&A If you are running anything below v

Warning: This process is unsupported by Nokia (now HMD Global). Proceed at your own risk. Nokia E52 Software Update