Use APKPure App
Get Mobile WiFi Router old version APK for Android
Use mobile phone as wifi router
This wifi router app will work as your personal hotspot. Use 2g, 3g, or 4g Internet of a phone on the other phones and laptops.
After installing this app just hit ON button then see the magic.
Features:
One-Click hotspot On
One-Click hotspot Off
Change wifi password.