Diagnosing why giffgaff internet has stopped working
giffgaff data, calls or texts can drop for a few recurring reasons — a wrong APN, a local outage, a SIM needing reseating, or a device software fault.
Troubleshooting checklist
These giffgaff fixes are ordered from quickest to most involved — start at the top
Quick checks before resetting giffgaff APN settings
Check the giffgaff hub or Downdetector for a known outage before touching settings — during an outage no change helps.
Troubleshooting checklist
Ordered quickest-first for giffgaff, so begin at the top
Step-by-step giffgaff data fix on Android and iPhone
Swipe down, tap Aeroplane Mode on, wait ten seconds, then off. This forces a fresh link to the nearest giffgaff mast.
Troubleshooting checklist
giffgaff fixes run fastest to most thorough — start at step one
Escalating persistent giffgaff data issues to support
Hold power and choose Restart — a full reboot clears the modem cache and re-registers the SIM with giffgaff.
Troubleshooting checklist
The list runs quick-to-thorough for giffgaff users
Step 4 — Re-seat the SIM on giffgaff when internet is down
Turn the phone off, remove the SIM tray, check the contacts for grime, clean gently, and reinsert firmly before powering up.
Troubleshooting checklist
Quickest giffgaff checks first, more involved ones below
Step 5 — Check giffgaff's APN settings when internet is down
| Setting | Value |
|---|---|
| APN Name | giffgaff.com |
| Username | giffgaff |
| Password | password |
| MMSC | http://mmsc.mediamessaging.co.uk:8002 |
| MMS Proxy | 82.132.254.1 |
| MMS Port | 8080 |
| Authentication Type | PAP |
| APN Type | default,supl,mms |
A wrong APN often stops data despite full signal. Check Settings → Mobile Network → Access Point Names against giffgaff's recommended values.
Troubleshooting checklist
Start simple: these giffgaff steps deepen as you go
Step 6 — Reset giffgaff's network settings when internet is down
Android: Settings → General Management → Reset → Reset Network Settings restores giffgaff's default APN and clears Wi-Fi/Bluetooth, leaving apps intact.
iPhone: Settings → General → Transfer or Reset iPhone → Reset → Reset Network Settings — the phone restarts on giffgaff defaults.
Troubleshooting checklist
Fastest giffgaff checks are at the top of this list
Step 7 — Contact giffgaff support when internet is down
Still stuck? giffgaff support is next — an account issue, failing SIM, or local fault. Have your account number and IMEI (dial *#06#) ready.
Troubleshooting checklist
Begin with the quick giffgaff checks before anything deeper