参考链接：[Tip] How to Restore Classic Native PDF Viewer in Microsoft Edge
- Edge地址栏输入
edge://flags/ - 搜索
new PDF，找到New PDF Viewer一项，将选项置为Disabled - 重启Edge即可生效
参考链接：[Tip] How to Restore Classic Native PDF Viewer in Microsoft Edge
edge://flags/new PDF，找到New PDF Viewer一项，将选项置为Disabled