I could collect more than 25 BAT, and today I decided to link brave and uphold, then I lost all rewards, how to find it, I have just the reward of this month 
Thanks for your help
Thank you for reporting! Please DM with the following information:
- Copy/paste your Wallet ID (found on
brave://rewards-internals) - Your OS and Brave version (first three lines in
brave://version) - A screenshot of your Rewards panel in
Settings --> Brave Rewards.
This will help to speed up the troubleshooting. Thank you in advance!