You are downloading the MyTasks XAP file v1.0.5.0 for Windows Phone. MyTasks is a free Business App: myTasks lets you manage your to-do list while you're on the go. You can create lists of things you need to get done and check off tasks as they're. You can now download the offline XAP package file to install & try it.
Download Locations for MyTasks 1.0.5.0 XAP file
Package File
Please Click Here > to retrieve available package files for MyTasks.
Please be aware that the MyTasks XAP file you are to download is hosted on the Microsoft Store CDN server. You can read more about MyTasks 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 MyTasks XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.