Mass changes to Number Sequences in Dynamics 365 for Operations

Get Microsoft Dynamics Office Add-in for Excel 2016

https://store.office.com/en-001/app.aspx?assetid=WA104379629&ui=en-US&rs=en-001&ad=US&appredirect=false

Open Number sequences in Excel

In D365fO go to Organization administration > Number sequences > Number sequences

Press Office Button > Open in Excel

Add format field to Excel

In Excel add the Format field. (Note: add the Name Field as well! Otherwise it will be reset.)


Edit data

Change the format as desired (e.g. remove the dash using excel search & replace)

Publish

Press Publish