This article contains step-by-step instructions on how to get Esign log when having Esign issue in Foxit Editor client.
How to do
1. Open Registry Editor> Navigate to \HKEYCURRENTUSER\SOFTWARE\Foxit Software\Foxit PDF Editor 12.0\plugins\FoxitSign> Create new key "Log" (Type: REG_DWORD) and set the value as "1" like below picture.
2. Reproduce the issue, the log "FoxitSign.Log" will be generated in desktop. Then sending back to Foxit Support for further investigation.