Problem solved but: - I did contact Blackview after-sales support via support02@blackview.hk and they replied " Please change sim card, the phone can't support  Virgin network." So basically they say that Blackview phones cannot be used on the Virgin Network that Used EE: one of the bigges...

I also have a new Blackview Phone, a BV9900 Pro, and cannot get mobile data, but can connect via WiFi  I am on Virgin Mobile and the check that I have done so far seems to indicate a problem with the Blackview Software, I have done all the basic checks:  ⋅  Not on airplane mode ⋅ ...