Gently pull the vent pipe away from the wall duct. If your dryer is electric you should be able to push the appliance out of the way without any issues. This will open up more space to work.
Most homes will have bath vents, range hood vents, and dryer vents. A clogged dryer vent can be a fire hazard. A clogged gas dryer vent is particularly dangerous because carbon monoxide can back ...