Originally Posted by future370zzz

No. 4 - use your own judgement on how to remove it. If you have a manual, use those instructions as they are straight from the maker. Be careful with those connectors as they are special and can be hard and expensive to source. They can be hard to pull up if the right spots are not pinched. Probably meant to be like that so they don't jiggle loose.

No. 9 - loop is open at the bottom cables can just be move out of loop.

Do what makes practical sense. If it's not going smoothly, don't force it but progressive force may need to be used in some situations like any DIY install.