How to replace a tail light lens cover 2000 audi a6?

I have a broken tail light lens cover for an audi a6. Bulbs are working fine, new lens needs to be installed.How to replace a tail light lens cover 2000 audi a6?very carefullyHow to replace a tail light lens cover 2000 audi a6?the best option would b to take out the whole light unit take it in doors then u will need to either heat up the seal around the lens use a hair dryer then use a sharp stanley blade to cut around the seal to remove the old lens then replace with new its a time consuming job that's y i say take it in doors to do it in comfort