Ionic image upload:not working atob function

Question

i am working on image upload part in ionic version 6(android platform).

 

Used this post

 

https://www.c-sharpcorner.com/article/how-to-save-picture-to-specific-path-in-ionic-3-using-native-camera-plugin/

 

i am getting error in line 79:

 

let byteCharacters = atob(b64Data);

 

shows failed to execute atob on windows.