Windows 10 – Prevent Edge from Hijacking Associations

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GPO – User Preferences (set via domain or local GP)

DisallowDefaultBrowserPrompt
HKCU\SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\MicrosoftEdge\Main
REG_DWORD
DisallowDefaultBrowserPrompt = 1

NoStaticDefaultVerb
HKCU\Software\Classes\AppXd4nrz8ff68srnhf9t5a8sbjyar1cr723
REG_SZ
NoStaticDefaultVerb = (Blank)

NoOpenWith
HKCU\Software\Classes\AppXd4nrz8ff68srnhf9t5a8sbjyar1cr723
REG_SZ
NoOpenWith = (Blank)

NoOpenWith
HKCU\Software\Classes\AppX4hxtad77fbk3jkkeerkrm0ze94wjf3s9
REG_SZ
NoOpenWith = (Blank)

 

Reg Keys (apply during login)

REG ADD “HKEY_CURRENT_USER\Software\Classes\AppX4hxtad77fbk3jkkeerkrm0ze94wjf3s9” /v NoStaticDefaultVerb /t REG_SZ /f

REG ADD “HKEY_CURRENT_USER\Software\Classes\AppXd4nrz8ff68srnhf9t5a8sbjyar1cr723” /v NoStaticDefaultVerb /t REG_SZ /f

REG ADD “HKEY_CURRENT_USER\Software\Classes\AppXd4nrz8ff68srnhf9t5a8sbjyar1cr723” /v NoOpenWith /t REG_SZ /f

REG ADD “HKEY_CURRENT_USER\Software\Classes\AppX4hxtad77fbk3jkkeerkrm0ze94wjf3s9” /v NoOpenWith /t REG_SZ /f