Hi there
Grade 2 maniacal tear affect stability of knee joint and why popping is felt. You got two options for its treatment. Either go for surgical reconstruction of the ligament or physiotherapy treatment to relieve your pai,strengthen the surrounding structures of knee, take rest and give some time to heal.
Next Steps
consult orthopedic surgeon or a physiotherapist
Health Tips
stabilize your knee joint by using knee brace, apply ice pack for 15 minutes twice a day, avoid putting extra weight on affected leg,avoid running, avoid twisting and turning of knee.