Hi @Liew Vun Chang ,
Ensure run the installer as administrator, temporarily disable firewall and retry the download
Try to run from an elevated cmd prompt:
reg DELETE “HKLM\SOFTWARE\WOW6432Node\Microsoft\Microsoft SQL Server Management Studio” /reg:32
For detail, you can look at this related thread:
Installing SSMS 18 won't go past "Loading Packages" phase
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