Maintenance policy

The code is repaired in the event of an unexpected malfunction that occurred during the operation of the program, it will be repaired free of charge if the following conditions do not apply to the incident:
In the event of any technical problem, work will be done to fix it as long as the system is one of my works.
In the event that you want to repair other systems that I did not work on, the maintenance policy does not apply here.
In the event that any system has been modified in any way and an error occurred due to this modification or it did not occur, this policy does not apply.
In the event that you did not obtain a warranty number. this policy does not apply.