4. Images Operation
4.1 Pack Image
Step 1, copy all the files in rk356x_linux5.10_source\rockdev
to the Windows RKDevTool_Release_v3.15\rockdev\Image
![_images/image072.png](_images/image072.png)
Step 2, enter RKDevTool_Release_v3.15/rockdev/
, double-click to run rk356x-mkupdate.bat
![_images/image073-1.png](_images/image073-1.png)
update.img
will be generated in the directory rockdev/
![_images/image074-1.png](_images/image074-1.png)
4.2 Unzip Firmware
Unzip Firmware in windows.
Step 1, open `` RKDevTool_ReleaseRKDevTool.exe``
Step 2, click Advanced Function -> Firmware, select
update.img
. Click Unpack to unzip.
![_images/image36-1.png](_images/image36-1.png)
![_images/image37-1.png](_images/image37-1.png)
The unzip files will be generated in RKDevTool_Release\Output\Android\Image
![_images/Buildroot_6.png](_images/Buildroot_6.png)