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Enable iPhone Dark Mode manually or automatically, use Control Center, understand app support, OLED battery effects, and contrast options.

Use Shortcuts automations to turn Do Not Disturb on when iPhone starts charging and off when unplugged.

Disable iMessage read receipts globally or per conversation, and understand Delivered status and SMS limits.

Transfer apps, photos, contacts, settings, eSIM, and data to a new iPhone with Quick Start, iCloud backup, or computer backup.

Transfer iPhone photos to Mac or Windows by cable, iCloud Photos, AirDrop, email, and fix HEIC or Trust issues.

Turn off iPhone Auto-Correction, predictive text, spelling checks, capitalization, smart punctuation, reset keyboard dictionary, and add text replacements.

Silence unknown iPhone callers, review silenced calls and voicemail, and understand exceptions, risks, and call filtering.

Speed up a slow iPhone by restarting, closing clutter, managing background refresh, freeing storage, checking battery health, updates, and aging hardware.

Set up iPhone Visual Voicemail, call-in voicemail, fix setup errors, change greeting, transcripts, sharing, and carrier issues.

Share an iPhone Wi-Fi password automatically with Apple devices or copy it manually for Android, Windows, and guests.