Step 1 of 3
What's your phone brand?
Tap your brand to get exact, brand-specific steps for your device.
Samsung
OneUI · Galaxy
Xiaomi / Redmi
MIUI · HyperOS
Vivo
Funtouch · OriginOS
OPPO
ColorOS
Realme
Realme UI · ColorOS
OnePlus
OxygenOS
iQOO
Funtouch OS
Google Pixel
Stock Android
Step 2 of 3
Which permission?
Select what you need to enable for Auto SMS & SOS.
Auto Start
Lets the app launch automatically after phone boots and run silently in the background.
Essential for SOS & auto-replyBattery Optimization
Stops Android from killing the app to save battery. Keeps SOS alerts firing 24/7.
Essential for 24/7 reliabilityBoth Permissions
Set up Auto Start AND Battery Optimization together — the full recommended setup.
⭐ RecommendedStep 3 of 3
You're all set! 🎉
Auto SMS & SOS can now run reliably in the background. SOS alerts & auto-replies will work 24/7.
Auto Start
Battery Unrestricted
SOS Ready
Pro tip: Some brands (Xiaomi, OnePlus) reset permissions after a software update. If the app stops working later, re-run this guide.