In the unpacked folder, replace the .img files (or .bin files) with the ones extracted from your custom BIN. Keep the exact same filenames.
If your goal is to convert a .bin file into a .pac file, here are a few scenarios:
If you need to generate a .pac file programmatically: If you have binary data that you want to use to generate a .pac file, you'll likely need to write a script. how to convert bin file to pac file hot
const fs = require('fs');
// Read the .bin file
fs.readFile('input.bin', 'utf8', (err, data) =>
if (err)
console.error(err)
return
// Assume data is used to generate pac file content
let pacContent = `
function FindProxyForURL(url, host)
// Example logic
return "PROXY example-proxy.com:8080; DIRECT";
`;
// Write the .pac file
fs.writeFile('output.pac', pacContent, (err) =>
if (err)
console.error(err)
return
console.log('PAC file generated.')
);
);
Manual Creation/Editing: If you need to manually create or edit a .pac file based on data from a .bin file, you would typically open the .bin file in a hex editor or a text editor (if it's actually text) and then manually recreate or edit the .pac file using a text editor.
The term "hot" may refer to:
| Interpretation | Meaning | |----------------|---------| | Hot swapping | Convert without powering off the device (risky for firmware) | | Hot (trending) | Popular methods as of 2026 | | Hot conversion | Live decryption/repack without intermediate files |
⚠️ Warning: "Hot" conversion of live firmware is not recommended — corrupting a device's flash memory can brick it permanently. In the unpacked folder, replace the
This is the most reliable method if you have a raw full-dump BIN (e.g., firmware.bin of 1GB+).
.BIN files are raw binary images — often firmware dumps, configuration backups, or ROM data.
.PAC files can refer to: If you need to generate a
Direct conversion is not always possible unless the .bin contains structured data that can be repackaged into a .PAC format understood by a specific device.