Yes. If you aren’t connected to a custodial partner ( Uphold / Gemini) you simply can’t earn BATs. You will get ads and the proceeds will be distributed among verified creators.
If honest, no. There’s a list on which Brave is working to get supported next. don’t know if Serbia is one.
Any way updates about regions is covered at
For new information, check bottom comment. Otherwise can review some of the below to see overall status since July 26, 2022. Brave’s List of Supported Countries OLD UPDATES BELOW: Can’t add more since April 4, 2023. Update: April 4, 2023 Only because it’s been a little while since I gave an update, thought I’d just do a small post. At this point they still have nothing solid to say about adding countries again, the new partner(s) they are hoping to add, or even of an ETA for the sunsetting of v…