DeepSeek PC fans spike on long replies (2026)
Shorter threads keep the desktop client cooler.
Close extra chat windows before a long run.
Update the client if GPU use stays high at idle.
A laptop on battery may throttle mid-reply.
Note the working context length.
Change one variable at a time and confirm what actually helped.
If a company policy is involved, rule that out before chasing client settings.
Write the working steps into a short checklist for next time.
Export or screenshot a good setup so reinstalls are faster.
If it still flakes, retest on a clean network such as phone hotspot.