Hello @Aristid
First of all, are you sure your admin user is admin? You can check this in /var/www/adguardhome/AdGuardHome.yaml
If you can’t change your password from webadmin you can try this
python3 -c "import bcrypt; print(bcrypt.hashpw(b\"your_new_password\", bcrypt.gensalt(rounds=10)).decode())"
Copy the generated hash and paste it in /var/www/adguardhome/AdGuardHome.yaml
users:
- name: your_user
password : generated_hash
Then
yunohost app setting adguardhome password -v 'generated_hash'
systemctl restart adguardhome