Airco week/day program

hello, i am new
to HA and i am looking for an automation/script with which i can control an airco and have it automatically heat/cool at different times/days. is there such a thing?

For simple schedules, the built in schedule helper can turn things on or off at different times:

For more complex scenario’s, e.g. when you want different temperatures at different times of the day, there is a custom integration:

He, thanks for replying, i think it can help me.

Hello, I have installed everything via github?hacs, but I can’t get any further. Who can help me?