Software's needed :
1.Windows Phone 8.0 SDK Lite(Custom)(Link:
Zippyshare.com - WP8 SDK Tools Lite Setup Av1.0.zip) / Windows Phone 8.0 SDK Full.
2. Visual studio (I used Visual studio 2012)may be needed.?
STEPS
1. Turn "ON" Developer Unlock Mode on Phone.(Windows 10 Mobile) (Go to Settings> Update & Security> For Developers>Developer Mode)
2. Download "Root Tool.zip". (Link:
http://forum.xda-developers.com/wind...ws-10-t3178140) Rename extension "zip" to "xap".
3. Open "XapDeploy.exe" on PC.(C:\Program Files\Microsoft SDKs\Windows Phone\v8.0\Tools\XAP Deployment)
4. Deploy Root Tool.xap.
5. From "Root tool Menu" select corresponding Registry editor. Select "templates" from "..." and select & apply interop.
6. Restart.
7. Download "customPFD_0005.zip". (Link:
http://forum.xda-developers.com/wind...weaks-t2981057) Rename extension "zip" to "xap".
8. Open "XapDeploy.exe" on PC.(C:\Program Files\Microsoft SDKs\Windows Phone\v8.0\Tools\XAP Deployment)
9. Deploy "customPFD_0005.xap".
10. Do your tweaks &/ registry edits.