Here are the steps I (under my other account), had to go through to get my UleFone RugKing 3 Pro working on Public Mobile:@Serge-E wrote:Got it figured out, at least for the EluFone RugKing 3 Pro. The phone's VoLTE feature was turned off (at factory)...
I know. I had to search the answer for about a week. I posted, under my other account, the details. I'll dig it out. It gives steps, for the RugKing. Other phones will be somewhat similar ... short of the dial sequence to enter "engineering mode...
The IMEI checkers aren't all they are acclaimed to be. My EluFone RugKing 3 Pro showed as not compatible on ALL IMEI checkers tried. It turns out it is compatible, I simply had to get into its "engineering mode" to turn on VoLTE and Whitelisting as ...