PU31 features expected in Dynamics 365 Finance and Operations

sharing select PU31 features expected in Dynamics 365 Finance and Operations:

• New grid control which enables doing summation on qty/amount columns
• Personalization management enhancements for administrator to do bulk activities 
• Data management performance improvements
• Excel Add-in authentication
• Extensibility enhancements

PU31 KB from LCS https://fix.lcs.dynamics.com/Issue/Details?bugId=386525&dbType=3&qc=e03ced97fa18dc4439f36de17b00da7257dc15869a72e5b2435fec0acec0c493

Reference https://docs.microsoft.com/en-us/dynamics365/fin-ops-core/dev-itpro/get-started/whats-new-platform-update-31