Every workout can be adjusted to match how you're feeling that day.
To make an exercise easier:
Use lighter weights or no equipment.
Reduce the range of motion.
Slow the pace.
Take longer rest breaks.
Reduce the number of repetitions if needed.
To make an exercise harder:
Use heavier weights or more resistance.
Increase your range of motion, where appropriate.
Perform each repetition with greater control.
Reduce your rest time between exercises.
Update your plan if you're ready for a more challenging program.
The goal is to choose a level that challenges you while allowing you to maintain good form and move with confidence throughout each exercise.