Hi Or,
Greetings from Syncfusion.
We have checked your reported problem that Linker error in SfSwitch view renderer in Android. We validated the reported issue by preparing the sample with the below configuration detail, in which it worked fine at our end for both debug mode & release mode.
Configuration details:
Syncfusion Version: 18.2.0.57
Xamarin Forms Version: 4.4 & 4.8
Visual Studio Version: 16.5.0
Android Device Version: Mi A1
Can you please share your using configuration details which will be helpful for us to investigate further and provide you a better solution at the earliest.
Regards,
Yuvaraj