How to open firmware files from DD-WRT?

I want to modify the default configuration. How do I disassemble the firmware to access the files? And then I realized it also needed to compile?
September 19th 19 at 00:18
2 answers
September 19th 19 at 00:20
Firmware open is not necessary. Need to download the source, configure the build environment, modify, collect.

September 19th 19 at 00:22
Sometimes You may need to unzip the firmware, in this case a shell script( from the kit (fork on github TK official repo on Google will soon close)
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