[Trezor Increases Wallet Password Phrase Limit to 128 Characters] According to a report by TechFlow on November 2nd, Trezor officially announced that the maximum length of its wallet's optional passphrase has been increased from 50 characters to 128 characters. Users need to update their device firmware; older firmware versions remain limited to 50 characters. Trezor stated that the passphrase is optional secret information added in addition to the wallet backup, and different passesphrases correspond to independent wallets. The company cited a firmware defect in some Coldcard devices in July, stating that strong and unique passphrases helped some affected users protect their assets and buy time to transfer funds.