Hello I asked customer service if it was possible to know when Android 10 will be avalable on our phones. They respond me : "No, it can't update to android 10." I have a question : why ?? This phone was released in octobre 2019, and it can't ne updated to the last version of Android who is...

Hello ! It's my first message here, I searched if the problem had been addressed in a previous topic but I could not find. I've got a BV9800 since Yesterday, and I let it charge all night long (8 hours) with the official charger. But this morning, the battery is only at 77% . Is it normal for this k...