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Mac Cannot Connect to Internet – How to Fix It 2026 Guide

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.

On‑site Apple Mac Support in London and the South East UK

What this page covers

This guide explains the real reasons a Mac cannot connect to the internet, the steps you can try yourself, and when it’s time to get professional on‑site help. It applies to:

• MacBook Air

• MacBook Pro

• iMac

• Mac mini

• Mac Studio

If your Mac connects to Wi‑Fi but cannot reach the internet, or shows “No Internet Connection”, this page is for you.

The most common reasons a Mac cannot connect to the internet

These are the issues that Keith Thomas identifies most often during on‑site visits:

• Broadband or router problems

• DNS issues

• Incorrect Wi‑Fi or network settings

• macOS network configuration errors

• VPN or security software blocking the connection

• ISP outages

• Damaged system files

• Router compatibility issues

Quick checks you can do yourself

These steps solve around 60% of internet connection issues.

Check 1 – Restart the Mac

This resets the network adapter and clears temporary issues.

Check 2 – Restart your router

Turn it off for 10 seconds and turn it back on.

Check 3 – Turn Wi‑Fi off and on

Click the Wi‑Fi icon → Turn Wi‑Fi Off → Turn Wi‑Fi On.

Check 4 – Try another website

If one site fails but others load, the issue is not your Mac.

If your Mac connects to Wi‑Fi but shows “No Internet”

This usually means:

• Broadband outage

• DNS problems

• VPN conflicts

Try:

• Restarting the router

• Turning off VPN software

• Restarting the Mac

If your Mac cannot load any websites

This usually means:

• DNS server failure

• Router configuration issues

• macOS network corruption

Try:

• Switching to Cloudflare DNS (1.1.1.1)

• Restarting the router

• Restarting the Mac

If your Mac connects on hotspot but not home Wi‑Fi

This usually means:

• Router compatibility issues

• ISP DNS problems

• Router firmware issues

Try:

• Restarting the router

• Updating router firmware

• Switching DNS provider

When DIY stops working

You should get on‑site help if:

• The Mac won’t connect at all

• Other devices work but your Mac doesn’t

• Internet drops constantly

• macOS reinstall does not fix the issue

These issues usually require:

• Network configuration repair

• macOS recovery

• Data‑safe macOS reinstall

• Router and broadband diagnostics

On‑Site Apple Mac Support – London & South East UK

If your Mac cannot connect to the internet, Keith Thomas provides an often same‑day on‑site support service across:

• Central London

• West, North, South and East London

• Surrey

• Berkshire

• Hampshire

• Wiltshire

Keith Thomas is a Mac Support Specialist in:

• Mac internet and network issues

• macOS network repair

• Data‑safe macOS recovery

• macOS reinstall and repair

• iCloud and Apple Account issues

• New Mac setup and migration

• Router and broadband diagnostics

Book on‑site help in London and the South East UK

If your Mac cannot connect to the internet, Keith Thomas can visit your home or office and get you working again.

Keith Thomas – Apple Mac Support Specialist

Established 2010 – Open 09:30–20:30, 7 Days

Contact Keith Thomas by Telephone: 07800 940756 or by Text to: 07800 940756, or simply complete an online website contact form 24/7