Hey @Sourivong0! We know it can be discouraging to not have access to your profile, so we'd love to address your concern!
The simplest way to reset your headset to factory setting is as follows:
In regards to your in-game data; We do have an Oculus Cloud which developers can choose to opt-in and out of anytime. The developers can also choose exactly what they would like to be uploaded to the Cloud.
To find which of your downloaded apps are supported by Cloud Backup, as well as the last backup time and backup size:
Let us know how that works out for you!