The operating system of your phone is the basic program that your phone is controlled by. Most phones runs either Android or iOS (the latter if it's an iPhone). There are other operating systems too, but saphe link app only support Android and iOS.
Since Android and iOS work differently, Saphe technically has two different applications, one for Android and one for iOS. Therefore it is of great importance for troubleshooting which operating system the phone uses and what version of the operating system the phone runs.
Find the version of the operating system on your iPhone
Go to Settings> General> About
Find the version of the operating system on your Android phone
It may be slightly different from one Android phone to another, but typically there are two methods to find this information:
- Go to Settings> System> About
- Go to Settings> About / About Phone