BAT rewards decreased while browsing

Hi, I Opened a new page on my browser and my amount of Brave Reward decreased; 0.9 BAT to 0.34 BAT.
why ?

What Operating System and Brave version are you using (Menu → About Brave)?
->Windows, Version 1.31.88 Chromium: 95.0.4638.69 (Official Build) (64-bit)
Is your browser wallet currently verified? (yes/no)
->yes
What date did you verify your wallet?
->before 2 years
Have you been able to successfully receive payments in the past?
->yes except in mobile
Are you using a VPN? (yes/no)
->no
Are you in a supported region (see here 1 for list of supported regions)?
->yes
Have you manually turned OFF Auto-contribute on all of your devices linked to Uphold??
->yes