Always disconnect the power cord from the outlet to prevent accidental activation while your fingers or tools are near the blades.
Not all jams are the same. Identify your situation before proceeding. how to unjam shredder
Start with these less invasive methods before moving to manual extraction: Always disconnect the power cord from the outlet
If the motor is humming but the paper won't move, you’ll need to manually clear the blockage: how to unjam shredder