diff --git a/README.md b/README.md
index 076a41c..400e54d 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,10 @@
-# Simple Translate
+# Simple Translate
-#### Quickly translate selected text on web page. In toolbar popup, you can translate input text.
+#### Quickly translate selected text on web page. In toolbar popup, you can translate input text.
[](https://addons.mozilla.org/firefox/addon/simple-translate/)
-[](
-https://chrome.google.com/webstore/detail/simple-translate/ibplnjkanclpjokhdolnendpplpjiace)
+[](https://chrome.google.com/webstore/detail/simple-translate/ibplnjkanclpjokhdolnendpplpjiace)
## Backers
@@ -14,16 +13,22 @@ Thank you to the awesome **[backers](https://github.com/sienori/simple-translate
[](https://www.patreon.com/sienori)
## Translation
-You can contribute by translating Simple Translate on **[Crowdin](https://crowdin.com/project/simple-translate)**.
+
+You can contribute by translating Simple Translate on **[Crowdin](https://crowdin.com/project/simple-translate)**.
## Developing
+
1. Clone the repository `git clone https://github.com/sienori/simple-translate`
2. Run `npm install`
3. Run `npm run watch-dev`
+
### Load the extension in Chrome
+
1. Open Chrome browser and navigate to `chrome://extensions`
2. Select "Developer Mode" and then click "Load unpacked extension..."
3. From the file browser, choose to `simple-translate/dev/chrome`
+
### Load the extension in Firefox
+
1. Open Firefox browser and navigate to `about:debugging`
2. Click "Load Temporary Add-on" and from the file browser, choose `simple-translate/dev/firefox`