WordPress.org

There's 3 ways to install this plugin:

1. The super easy way

1. In your Admin, go to menu Plugins > Add
2. Search for WordPress Post Tabs
3. Click to install
4. Activate the plugin
5. A new sub-menu under Settings menu named WordPress Post Tabs will appear in your Admin

2. The easy way

1. Download the plugin (.zip file) on the right column of this page
2. In your Admin, go to menu Plugins > Add
3. Select the tab "Upload"
4. Upload the .zip file you just downloaded
5. Activate the plugin
6. A new sub-menu under Settings menu named WordPress Post Tabs will appear in your Admin

3. The old way (FTP)

1. Upload wordPress-post-tabs folder to the /wp-content/plugins/ directory
2. Activate the plugin through the 'Plugins' menu in WordPress
3. A new sub-menu under Settings menu named WordPress Post Tabs will appear in your Admin