Geometry Dash Vault Codes – All the codes you need to unlock rewards in The Vault, the Vault of Secrets, and also in theChamber of Time
First Vault: Menu > click the gear button > if the lock is grey collect 10 user coins (online featured levels), when the lock turns yellow you can enter the vault
Vault of Secrets: Online selection screen > if the lock is grey collect 50 diamonds (completing quests, daily level, saily chests, featured levels…)
Chamber of Time: Complete The Challenge in the Vault of secrets and open the door > click on the orange lock to receive a hint from ??? > go to the list of main levels > coming soon page > click on info > click on the ground, a door will appear and you will talk with the gatekeeper > buy the Master Emblem from the secret shop (costs 1,000 orbs) > go back to the coming soon page > click on the door > enter the Chamber of time and find the Orange key in a chest
(*) type 8 > click the vault keepers head > type 16 > click the vault keepers head……..type 84 > click the vault keepers head
If you have any doubt, you can also check the Vault Codes videoguide from the youtuber Ghoulinity GD: