ELZR is a free software for detecting missing files and invalidation. It is commonly used in large companies to track all their employees' mobile usage. The software is designed for Windows based PCs and has been designed with Microsoft Windows as its base technology. This means that it can be easily incorporated into any Windows based application or website.
Unfortunately, it has not been designed to work seamlessly with any other application or download app. It is not uncommon for an older version of an application to cause issues if installed on older phones. In some cases, the newer versions of software may not function properly with your particular device because of system incompatibility.
If you want to use ELZR, you have to download it from its official website using a Windows program. After downloading it, you should go ahead and install it. When it is installed, you can then download the latest version of the software. You should then follow the instructions on the download page to transfer the downloaded program to your phone. Once you are done with the download, you should run the program by clicking on the "start" button.