iPhone Knowledge Base

Hardware Issues

Physical faults: buttons, ports, casing and internal components.

• HW iPhone Won't Turn On
• HW iPhone Overheating

Software Issues

iOS glitches, crashes, freezes and unexpected behaviour.

• SW iPhone Stuck on Apple Logo
• SW iPhone Recovery Mode
• SW iPhone DFU Mode

Display Problems

Black screens, flickering, dead pixels and touch faults.

• DSP iPhone Black Screen

Camera

Blurry photos, black viewfinder and flash issues.

• CAM iPhone Camera Not Working

Audio

Speaker, microphone and earpiece troubleshooting.

Touch Screen

Unresponsive or ghost-touching displays.

Battery & Charging

Fast drain, charging failures and battery health.

• BAT iPhone Not Charging
• BAT iPhone Battery Draining Fast

Face ID

Face ID setup, "unavailable" errors and recognition.

• FID iPhone Face ID Not Working

Security

Passcodes, lock, privacy and activation.

Connectivity

Wi-Fi, Bluetooth, cellular and SIM problems.

• NET iPhone Wi-Fi Not Working

Apple ID

Sign-in, verification and account recovery help.

iCloud

Sync issues, storage and iCloud settings.

Backup & Restore

Backup failures, restoring and data transfer.

iOS Updates

Update errors, stuck installs and preparation.

• iOS iPhone iOS Update Failed

Performance

Slow, laggy or freezing devices.

Storage

Freeing space and managing "Storage Full".

• STG iPhone Storage Full

Device Setup

First-time setup, migration and configuration.

Tips & Tricks

Get more from your iPhone every day.

Repair Information

Understanding repairs, diagnostics and warranty.

• RPR iPhone Water Damage