Hi Shrikanth,
Yes, updating the already imported conversions is currently not supported.
However, as stated also in the guide, you can upload using the same GCLID
as long as it has a different combination of ConversionName, date, and
time. For more tips on uploading conversions via the AdWords
hey Guys!
We use upload conversion service to upload our offline conversions daily.
https://developers.google.com/adwords/api/docs/reference/v201702/ConversionTrackerService.UploadConversion
*Recently we had a situation where we need to UPDATE the conversion amount
for offline conversion which i