The SKALE Chain owner can upgrade pre-deployed Filestorage contracts. The Filestorage contracts uses OpenZeppelin’s Upgrade framework.
Deploy new Filestroage version on your SKALE Chain.
Send upgrade transaction to the pre-deployed Proxy Admin, containing the new address of Filestorage Implementation.
Admin calls the pre-deployed Filestorage Proxy contract and passes the new Filestorage address.
Proxy now points to the new Filestorage contract.