How to fix Gmail numeric code 1?

The Gmail numeric code 1 can be resolved very easily for that the user should get the browser updated to the latest version also the Gmail should be updated after that all the cache and cookies should be cleared from the browser if needed then to know more the user should ask help from the certified Gmail experts. The technical team is available at the service of the users all the time there is no such issue that cannot be resolved by the Gmail experts.