What do I do if I'm experiencing issues with my Smith prescription glasses? Sometimes, it takes a few days to adjust to a new prescription. If you are still having issues after a few days, please fill out the Smith Warranty Form so we can help troubleshoot the problem. Have more questions? Submit A Request Related articles Warranty Policy Tips for understanding and reading your prescription. What is your Smith Rx warranty policy? What contact lens prescriptions can you fill? What if I need to change or cancel my Smith Rx order?