You are downloading the Start Designer Pro XAP file v220.127.116.11 for Windows Phone. Start Designer Pro is a paid and useful Utilities & Tools app: Start Designer is a useful tool that lets you create your own live tiles. You can create up to 6 secondary tiles and edit the main tile of this app. ... You can now download the offline XAP file to install & try it.
Download Locations for Start Designer Pro 18.104.22.168 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Start Designer Pro XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.