The same problem happen when you didn't migrate your minecraft Mojang account to a microsoft account, every time I launch the launcher a popup with "Migrate your Mojang account to a Microsoft account to get improved account security and claim your special cape".
The same problem happen when you didn't migrate your minecraft Mojang account to a microsoft account, every time I launch the launcher a popup with "Migrate your Mojang account to a Microsoft account to get improved account security and claim your special cape".