How to download a youtube video in MP4 format with IDM and Baidu Browser-How to add IDM with Baidu Browser

Wow!! this is the best secret between Internet Download Manager and BaiduBrowser. It make easiest for downloading MP4 file from youtube, sometime your Firefox and IDM allow you to download only MKV that you don't want to download it. And now it's very easy, you just practice this method.
Download Baidubrowser: Here
Download Internet Download Manager: Here
Watch This Video:

1.Test your Firefox and ID

2.download "BaiduBrowser_MiniDownloader"
  from https://kecstakeo.blogspot.com/
3.install it (Be patient while installing)

4.when install finish exit BaiduBrowser and reopen it
5.click on the bar at the right corner of BaiduBrowser
       -Setting

  -Extensions

6.Right click on "Internet Download Manager"on Desktop
  -Click on "open file location"

  -Find "IDMGCExt.crx"

  -Drag it from IDM folder to Extensions of BaiduBrowser

  -Click "OK"

7. Exit the BaiduBrowser and reopen it
8.test your youtube again