https://chromeenterprise.google/policies/?policy=ExtensionManifestV2AvailabilityWindows
管理员级 cmd 中执行
```powershell
reg.exe add "HKLM\SOFTWARE\Policies\Google\Chrome" /v ExtensionManifestV2Availability /t REG_DWORD /d 2 /f
reg.exe query "HKLM\SOFTWARE\Policies\Google\Chrome" /v ExtensionManifestV2Availability
```
macOS
终端执行
```shell
sudo tee /Library/Managed\ Preferences/com.google.Chrome.plist >/dev/null <<EOF
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN"
"
http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>ExtensionManifestV2Availability</key>
<integer>2</integer>
</dict>
</plist>
EOF
```
重启 Chrome ,地址栏输入 chrome://policy (chrome://policy) 检查策略,确认生效
https://tg.okhk.net/posts/6182