You are downloading the XMS XAP file v3.5.1.0 for Windows Phone. XMS is a free Social App: What's new?• Access conversations easily by pinning them to the Start menu• Other app improvementsXMS. Unlimited messaging. Better. Free.• Free,. You can now download the offline XAP package file to install & try it.
Download Locations for XMS 3.5.1.0 XAP file
Package File
Please Click Here > to retrieve available package files for XMS.
Please be aware that the XMS XAP file you are to download is hosted on the Microsoft Store CDN server. You can read more about XMS or get it on Microsoft Store.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline XMS XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.