It changes the surrounding installation conditions and may coincide with floor-height or ventilation changes. The timing is useful even though it does not establish the cause of a cooling fault.
What the observation tells you
An appliance may sit differently after flooring work, or an integrated panel may catch before sealing. Heat and physical clearance are separate observations that should both be described. Do not alter feet or furniture fixings casually on a tall loaded unit.
A useful next step
Provide the model, installation type and recent work history. Ask for assessment of the arrangement where required, while recording actual conditions in both food compartments.
Manuals and supporting guidance
Model-specific instructions take priority. These references support the practical principles discussed here; they do not diagnose your appliance.