HTML Code: adb pull /system/build.prop

HTML Code: adb push build.prop /system/

HTML Code: adb shell

HTML Code: cd system chmod 644 build.prop

There's a hidden feature in Android 6.0, multi window. It has its warnings:So decide if this is actually for you before following these stepsIt's not shown in user builds, so we have to do some messing. You'll either need root or a custom recovery to do this, but as not everyone wants root, here's how you do it with TWRP, a USB cable, and a PC with ADB:1. Boot your device into recovery2. Mount your system by going to Mounts > Tick System3. On your PC open a command line, somewhere like your desktop is useful4. Type the following command:5. Open the build.prop file with your favourite (decent) editor, I recommend using Notepad++ on Windows6. Find the "ro.build.type" line7. Change the text after = to "userdebug" from "user"BONUS: If you want a nicer DPI here, change the line "ro.sf.lcd_density" to your preferred DPI8. Save the file9. Go back to the command line and enter the following command:10. Now open a shell doing:11. Now a adb shell will open, enter these commands:12. Reboot the device as normal13. When the device has booted, go to the developer options14. Scroll down to the bottom of the "Drawing" category15. Enable multi-window and have some fun!If you're rooted...1. Download "Build.prop editor" 2. Find "ro.build.type"3. Edit it to have the value "userdebug" from "user"4. Reboot when prompted5. When the device has booted, go to the developer options6. Scroll down to the bottom of the "Drawing" category7. Enable multi-window and have some fun!