[header] How to fix a squeaky desk chair [title] Check the nuts, bolts, and screws. [step] The first thing to do is turn the chair over, and look at all hardware. Get a screwdriver or wrench and tighten any loose ones. 
Even try to tighten the parts that don't appear loose. Over time, it is easy for screws and bolts to become loose, causing certain chair parts to rub together irregularly and create a squeaky noise.