Why Choose Keith Thomas
• 20 years of experience as a Senior Apple Support Specialist at Apple Computer UK HQ.
• Former Apple Computer UK Mac Support Specialist and Apple Authorised Service Provider background.
• Established and Independent since 2010 for on‑site Apple Support Service – no call centres, no outsourcing, no hardware repairs. Over 25,000+ Apple problems resolved. Unique on-site Apple Support Service. backed up with Independent Apple Telephone Support Assistance.
• Trusted by home users, small businesses, and professionals across London and the South East UK.• Clear, honest, software‑only support. No Hardware Repairs. Expert Apple Consultancy Service.
Common iPhone Problems Explained
Most iPhone software issues fall into a few predictable categories. When an iPhone slows down, refuses to update, stops sending messages or shows unexpected error messages, the cause is usually related to software settings, Apple ID conflicts, iCloud syncing faults or network configuration problems. Understanding the symptoms helps determine whether the issue can be fixed with simple steps or whether an on-site visit is the fastest and safest solution.
The sections below explain each type of iPhone problem and link to detailed troubleshooting guides.
iPhone Problems – Troubleshooting Guides
iPhone Security Support
Security issues are increasingly common on iPhones, especially when Apple ID settings, two-factor authentication, iCloud Keychain or device passcodes become misconfigured. Problems may include unexpected sign-in prompts, verification loops, suspicious login alerts or apps requesting permissions repeatedly. Keith provides on-site support to diagnose the cause, secure the device and ensure your Apple ID and iCloud data are protected.
iPhone Security Problems Support
Wi‑Fi and Network
Network issues can stop an iPhone from connecting to Wi‑Fi, using mobile data or sharing a hotspot. These faults are often caused by router conflicts, incorrect network settings, VPN profiles, carrier configuration problems or iOS bugs. Each guide explains the symptoms, the likely cause and the steps to fix the issue safely.
iPhone Wi‑Fi Not Working
iPhone Cannot Connect to Wi‑Fi
iPhone Hotspot Not Working
iPhone Mobile Data Not Working
Performance and Power
Slow performance, overheating, rapid battery drain or an iPhone that will not turn on are usually software-related. Background processes, corrupted apps, failed updates or incorrect settings can all cause these symptoms. These guides explain how to diagnose the cause and restore normal performance.
iPhone Running Slow
iPhone Overheating
iPhone Battery Draining Fast
iPhone Cannot Turn On
Update, Restore and Activation
iPhones may refuse to update, restore from iCloud, restore from a Mac or activate after a reset. These issues often relate to Apple ID conflicts, network restrictions, corrupted backups or iOS installation errors. Each guide provides step-by-step solutions and explains when an on-site visit is recommended.
iPhone Cannot Update to the Latest iOS Version
iPhone Cannot Update iOS
iPhone Cannot Restore from iCloud Backup
iPhone Cannot Restore from Mac or PC
iPhone Cannot Activate After Restore
App and App Store Issues
Apps may crash, freeze, refuse to download or fail to update. These problems are usually caused by storage issues, corrupted app data, Apple ID conflicts or App Store settings. The guides below explain how to fix each type of app problem.
iPhone Apps Crashing or Freezing
iPhone Cannot Update Apps
iPhone Cannot Download Apps
Photos, Messages and Media
Problems sending or receiving photos, videos, messages or verification codes are often caused by iCloud syncing issues, network faults or incorrect Apple ID settings. These guides help identify the cause and restore normal messaging and media behaviour.
iPhone Cannot Send Photos or Videos
iPhone Cannot Receive Photos or Videos
Calls, Messages and Activation
If your iPhone cannot make calls, send texts or activate iMessage or FaceTime, the issue may relate to carrier settings, SIM problems, Apple ID conflicts or activation server errors. Each guide explains the steps to fix the issue safely.
iPhone Cannot Make or Receive Calls
iPhone Not Sending Text Messages
iPhone Not Receiving Verification Codes
iPhone Cannot Activate iMessage or FaceTime
iCloud and Sync
iCloud problems are among the most common iPhone issues. Incorrect Apple ID settings, storage limits, syncing conflicts or network restrictions can stop an iPhone from syncing with a Mac, backing up or signing in to iCloud. These guides explain how to resolve each type of iCloud fault.
iPhone Cannot Sign In to iCloud
iPhone Not Syncing with Mac
iPhone Messages Not Syncing with Mac
iPhone Not Backing Up to iCloud
Mail and Communication
Email problems often appear after iOS updates or when account settings change. Incorrect passwords, server settings or security requirements can stop Mail from sending or receiving messages. These guides explain how to diagnose and fix the issue.
iPhone Not Sending Emails
iPhone Not Receiving Emails
Frequently Asked Questions
Where can I get on-site help with iPhone Problems near me in London and the South East UK?
Keith Thomas provides on-site iPhone Support in London and the South East UK, for urgent same day and next day personal one to one iPhone Support assistance to help to troubleshoot iPhone iOS software issues and problems. Contact Keith Thomas.
Do you repair iPhone hardware?
No. All support is software-only. Hardware repairs should be handled by Apple or an Apple Authorised Service Provider only. you can check that the iPhone repair company is Apple Authorised by using locate.apple.com which is a live database to use to check.
Can you help with Apple ID or iCloud issues?
Yes. Many iPhone problems are caused by Apple ID conflicts, iCloud syncing errors or incorrect account settings.
Do you support older iPhones?
Yes. All models running iOS 15 or later are supported.
Can you help if my iPhone will not turn on?
Yes — as long as the issue is software-related. Hardware faults require Apple repair.
On-Site iPhone Support – London & South East UK
Keith Thomas provides on-site iPhone software support for customers across London and the South East UK. Many iPhone issues are difficult to diagnose over the telephone, especially when they involve Apple ID problems, iCloud syncing issues, network faults or unexpected error messages. An on-site visit allows Keith to review the iPhone in person, identify the real cause quickly and apply the correct fix without guesswork.
Book On-Site iPhone Support
Booking on-site iPhone support is the fastest way to resolve software issues without the frustration of remote troubleshooting. Keith can visit your home or office, review the iPhone in person and apply the correct fix safely and efficiently. This service is ideal for customers who want clear explanations, reliable solutions and hands-on support from an experienced Apple Specialist covering London and the South East UK.
Contact Keith Thomas by Telephone: 07800 940756 or by Text to: 07800 940756, or simply complete an online website contact form 24/7
If you also use a Mac computer, you can view the full Mac Problems – How to Fix Them 2026 Guide: Mac Problems