It can be done with half the numbers ie 150k.
Objective should be to capture the above cities but not for occupation. The bacha baaz must be ransacked and every ttp/bla/iea leader who is anti pak must be shot dead. Then retreat back to pak.
There must be a final show of force that the afghans remember for next 500 years.
Order of battle for pak-
150k troops
400 tanks
30 drones/attack helis
100 dedicated ground attack aircraft
Day 1- Use A-100s and Fatehs to soften up positions. Follow this up with airstrikes via drones and fighters.
Day 2-7- continue multiple strikes into afghan lands. Air drop ssg accross the border to begin positioning for a full scale invasion
Day 7- pak army moves into afghanistan accross mutiple positions using pincer like movements. Led by infantry and backed by tanks. The objective is to meet up with the ssg units that were earlier air dropped.
Day 7-12- Fierce fighting. Pak forces have captured kunar, jalalabad, khost. Taliban are putting up fierce resistance on the outskirts of kandahar (there main power center). Intense bombardment via artillery, tanks, mrls, and airstrikes are carried out in kandahar.
Day 13- pak forces enter kandahar city center. Supreme bacha baaz Hibatullah akhunzada is captured alive. First time he is shown in media and international television. Akhunzadas capture is used to negotiate a final ceasefire. All ttp/bla leadership is either to be killed or handed over the pak. Wakhan corridor is also handed over to pak. Pak forces retreats back into the motherland