Ctrl+g returns to the previous interface. For example, the customer needs to handle multiple transactions of the same business. After the first transaction, press this button to return to the previous interface, and then send it to process the second transaction.
When your last business slip is wrong, you can use this to reprint it. Note that only the last receipt, passbook and deposit receipt can be printed, and you can't retype them.
Ctrl+c clears the contents of the current input field (note that it cannot be used for seven-screen electronic remittance)
Ctrl+F 1 Wu Bi Input Method ctrl+F3 Pinyin Input Method
Alt+ 1, 2, 3, 4, 6, 7 switch the system screen.
Nothing else. These are the most commonly used and will help you speed up your business.