Delicate fins can be damaged by tools or forceful cleaning. Use only the exact model's approved owner-care method for accessible heat-exchanger areas.
Understanding this situation
A bent or damaged surface can affect performance, and a component shown as removable on one dryer may be fixed or protected on another. Do not assume a generic video applies.
A useful next step
If deposits cannot be removed by the permitted gentle method, arrange appropriate assessment. Keep sealed refrigerant-system work outside owner maintenance. Never use a screwdriver, pressure washer or improvised brush to force debris through the fins.
Manuals and supporting guidance
Model-specific instructions take priority. These references support the practical principles discussed here; they do not diagnose your appliance.