Weak airflow can be caused by a clogged filter, blocked ducts, or a failing blower motor

https://floridaurgentairconditioning693.quillnesty.com/posts/24-7-hvac-repair-the-most-common-after-hours-ac-problems

Weak airflow can be caused by a clogged filter, blocked ducts, or a failing blower motor. Replace the filter first, then schedule service if the problem continues.