About bats and wallets

Hello everybody on Brave I just passing here and I want to post something.
You know every tiame when I unistall brave well usually I reinstall my os every christmas jajaj but I see when I reinstall braves all my bats goone is any way to save those bats before transfer to upholdif not is possible to you guys do something about becouse I dont see any link to signing in to brave just a link that send to uphold and you guys have a minum that is to high to transfer to uphold thanks a lot hope you read my post. MERRY CHRISTMAS.