If you currently can't sync with cloud - don't log out or reinstall, it will lock you out. Synapse login servers are having issues (Error 3802) : r/ razer
Razer synapse won't install on windows 10 - Microsoft Community
Cant connect to razer synapse? : r/razer
Razer synapse System Error 3803? : r/razer
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How To Fix Razer Synapse Not Opening/Installing Error In Windows 10? | Tutorial |2021 |Complete Fix - YouTube
Fix: Razer Synapse Error 3803 - Panduan - 2023
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Razer Synapse 3 Won't Open or Failed to Start | Working Tutorial | PC Error Fix - YouTube
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Razer synapse system error 3803 | Tom's Hardware Forum