Maximum SSL version enabled: registry value SSLVersionMax (Chrome)ComputerHKLM\Software\Policies\Google\Chrome

Policy ID: SSLVersionMax
Scope: Computer Configuration, User Configuration
Supported on: Microsoft Windows 7 or later
Source: Google Chrome Policy Templates (version 156.0.8078.80)
Category: Google › Google Chrome › Removed policies

Registry

SSLVersionMax

REG_SZComputerUser

…\Software\Policies\Google\ChromeHKLM\Software\Policies\Google\Chrome Current key
HKCU\Software\Policies\Google\Chrome

Enabled value: Depends on the option value
Element: Maximum SSL version enabled

Options
Item	Stored value
TLS 1.2	tls1.2
TLS 1.3	tls1.3

Apply with .reg · CMD · PowerShell

ComputerMachine-wide setting

.reg

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\Software\Policies\Google\Chrome]

; Options (use only one)
; TLS 1.2
"SSLVersionMax"="tls1.2"
; TLS 1.3
"SSLVersionMax"="tls1.3"

CMD

:: Options (use only one)

:: TLS 1.2
reg add "HKLM\Software\Policies\Google\Chrome" /v "SSLVersionMax" /t REG_SZ /d "tls1.2" /f
:: TLS 1.3
reg add "HKLM\Software\Policies\Google\Chrome" /v "SSLVersionMax" /t REG_SZ /d "tls1.3" /f

PowerShell

# Common: create the key
New-Item -Path 'HKLM:\Software\Policies\Google\Chrome' -Force | Out-Null

# Options (use only one)
# TLS 1.2
New-ItemProperty -Path 'HKLM:\Software\Policies\Google\Chrome' -Name 'SSLVersionMax' -PropertyType String -Value 'tls1.2' -Force | Out-Null
# TLS 1.3
New-ItemProperty -Path 'HKLM:\Software\Policies\Google\Chrome' -Name 'SSLVersionMax' -PropertyType String -Value 'tls1.3' -Force | Out-Null

UserPer-account setting

.reg

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Policies\Google\Chrome]

; Options (use only one)
; TLS 1.2
"SSLVersionMax"="tls1.2"
; TLS 1.3
"SSLVersionMax"="tls1.3"

CMD

:: Options (use only one)

:: TLS 1.2
reg add "HKCU\Software\Policies\Google\Chrome" /v "SSLVersionMax" /t REG_SZ /d "tls1.2" /f
:: TLS 1.3
reg add "HKCU\Software\Policies\Google\Chrome" /v "SSLVersionMax" /t REG_SZ /d "tls1.3" /f

PowerShell

# Common: create the key
New-Item -Path 'HKCU:\Software\Policies\Google\Chrome' -Force | Out-Null

# Options (use only one)
# TLS 1.2
New-ItemProperty -Path 'HKCU:\Software\Policies\Google\Chrome' -Name 'SSLVersionMax' -PropertyType String -Value 'tls1.2' -Force | Out-Null
# TLS 1.3
New-ItemProperty -Path 'HKCU:\Software\Policies\Google\Chrome' -Name 'SSLVersionMax' -PropertyType String -Value 'tls1.3' -Force | Out-Null