Printing apparatus and control method

A printing apparatus comprising:

• a printing unit configured to perform printing on a printing medium with a printing material;
• a first printing control unit configured to control the printing unit to print, on a first side of the printing medium, an adjustment process pattern for an adjustment process for adjusting a position in which the printing material is printed;
• a second printing control unit configured to control the printing unit to print the adjustment process pattern on a second side, which is a back side of the first side, after printing of the adjustment process pattern on the first side is completed;
• and
• a notification unit having a memory containing instructions and a processor for executing the instructions to execute a notification process for notifying both of information indicating that the adjustment process is executed and identification information for suppressing a user from removing the printing medium with the adjustment process pattern printed on the first side.