1. Before the package expires in VMLogin, you can only upgrade the package, but not downgrade, and there is no support for suspending the package time in the middle.
2. If you need to downgrade, you can downgrade the package only after the current package expires.
3. If you do not use the package after expiration, you can wait to renew it when it is in use. The renewal time is extended by one month from the date of payment.