Yes. Go to Settings->General. Under Conversation view you can turn it on or off.
One can disable Facebook notifications on Gmail by first logging into Facebook. Once logged in one must go to settings and then to notifications. Uncheck the boxes that say send confirmations to email and it is done.
no you cant
When you are logged into Gmail, you just set your status to "sign out". If you want to disable it from your computer, simply uninstall it.
You can disable any notifications or spam mails. You just have to click on the unsubscribe button. It is present at the end of the mail.
You can't. You must have a Google account to have a YouTube account.
Any time that a site remembers your password you always have the option of not remembering your password. Gmail is no exception to this. Once you are on Gmail you can go to your account options and disable the automatic password if you wish to do so.
When you mute a conversation, you do not receive notifications. The group that is muted, does not show messages. You can just mute any chat or group.
Auto login in Gmail is due to the browser. The browser saves the passwords and auto login the next time you open. You can delete password and log out to remove this.
Disabling spam can be done by unsubscribing mails. You can unsubscribe a mail and it will not appear. The more you unsubscribe, the less spam you get.
On any Google site (Search, GMail, Voice, Drive, etc.), click on your email address or your profile picture in the upper right corner. Click on Account, then click Edit under Email addresses.If you use Gmail, your primary e-mail will automatically be your Gmail address. To disable Gmail permanently (this CANNOT be undone!!!!) go to Accounts > Products > Edit (Next to Your Products) > Remove Gmail permanently.
There is not one button to reset the account again. You have to manually set all settings to old ones. Like you can disable all labs, POP3 updates etc.