The manual for the Samsung Rugby phone is available on the Samsung website. You can either navigate to the Owners and Support section of the website and enter the model number for this device, or search for the Samsung Rugby model using the site's search option.
Under the Owners and Support link, click on Manuals and Downloads. This takes you to the Download Center page. Click on Cell Phones under Mobile. Select the carrier and the model number. Click on the Samsung Rugby link to open a page featuring an option to download the manual in PDF format.
Alternatively, enter Samsung Rugby in the search box provided at the top right corner of the page and hit the return key. The page shows a list of Samsung Rugby models. Select your model from this list. On the next page, click on Manual to open the owner's manual in PDF format within the browser.