This depends on whether you are a connected platform. Generally, the time cannot be modified on a connected platform.

Its printing time automatically fills in the date and time by reading the time on the server. If it is a stand-alone ticket printing system, it is ok. You only need to enter the date of the local machine. Just change the date and time to the date and time you want. Remember to restore the normal time after typing, otherwise you will be discovered.

Shopping receipts, also known as shopping receipts, refer to sales receipts retained by shopping malls or other commercial institutions for consumers when they shop.