Custom Extensions

🛠️ How to Add Custom Extensions to Extension Printer

⚠️ Warning

This guide is intended only for advanced users. If this method does not work for you, do not create an issue about it.

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📌 Step 1: Find the Extension ID

1. Open chrome://extensions in your browser.
2. Click on the extension you want to modify.
3. Locate and copy the extension ID.

📌 Tip: If the ID does not show up, you can also find it in the URL bar when viewing the extension’s details.

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📌 Step 2: Locate a Web-Accessible Resource

1. Open the following link, replacing id-here with the extension ID you copied earlier:

   chrome-extension://id-here/manifest.json

2. Once inside the manifest file, scroll down and look for a web-accessible resource. These are typically listed near the bottom of the page.

3. Look for a file name that is explicitly referenced as a web-accessible resource.

🖼️ (Insert reference image here)

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📌 Step 3: Extract the Resource URL

1. Copy one of the resources from the web-accessible resource section.
2. Replace manifest.json in the URL with the resource name you copied.
3. Open the URL in your browser to confirm that it loads.
   • ❌ If the resource does not load, return to Step 2 and try a different file.

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📌 Step 4: Add the Custom Extension

1. Locate settings in ExtPrint3r and enable Developer Mode.
2. Add a temporary extension using the web-accessible resource URL you found.
3. 🎉 Success! You have now added a custom extension to Extension Printer!