hey, i’m having trouble using the personal hotspot, when the other cellphone puts the password and connects to my hotspot a warning sign appears on top of the wifi symbol and it says that it is on low power data mode, i have tried everything even calling my cellphone company but they said that it is a problem from the iphone setting
Use Low Power Mode to save battery life on your iPhone. Low Power Mode reduces the amount of power that your iPhone uses when the battery gets low. To turn Low Power Mode on or off, go to Settings > Battery. You can also turn Low Power Mode on and off from Control Center.
When Low Power Mode is on, your iPhone will last longer before you need to charge it, but some features might take longer to update or complete. Also, some tasks might not work until you turn off Low Power Mode, or until you charge your iPhone to 80% or higher.
Low Power Mode reduces or affects these features:
When Low Power Mode is on, the battery in the status bar will be yellow. You'll see 
and the battery percentage. After you charge your iPhone to 80% or higher, Low Power Mode automatically turns off.
Low Power Mode is available only on iPhone.
personal hotspot
