When you’re creating a new Gmail password, you might be wondering what the rules and minimum requirements are for your new password.
Minimum length
Use at least 8 characters.
Maximum length
There is clear limit of 100 characters at most.
Minimum complexity
No numbers or special characters are required. A simple password like ‘aaaaaaaa’ is already enough.
Password history
If you change an existing password, the new one must be different from the last one.
Security tip
Google advices: “Don’t use a password from another site or something too obvious like your pet’s name.”