3702111 - Error when uploading custom Adobe form template in Maintain Form Templates app

An error occurs when uploading a custom Adobe form template in the Maintain Form Templates app, YY1_<template name>, after design changes. The error message displayed is: 
"Form template could not be updated. Item ID YY1_<template name> must not be changed in this system."

• Manage and Import Software Collections
• Maintain Form Templates app
• SAP S/4HANA 2021

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