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Home Internet Backup Basics
Add a backup internet option
This guide explains adding backup internet at home: choose a cellular hotspot or secondary ISP, configure router failover/dual-WAN, test switchover, and manage data caps.
- internet failover
- dual wan
- hotspot
- backup connectivity
- router
Pick a backup link
Use a cellular hotspot or a second ISP for redundancy.
Configure failover
Use a dual-WAN router or tethered hotspot; set failover priority and health checks.
Test switchover
Simulate outages to ensure automatic failover and return to primary.
Watch data caps
Monitor backup data usage to avoid overages.