Thank you for your continued use of the "RK Link" application for portable gas monitors.

Due to the revision of Google's security standard, we have announced on this website that the Gmail sending function of "RK Link" will be unavailable for Android 11 and Android 12 from May 30, 2022.
Notice regarding the Gmail Sending Feature of the App "RK Link (Android/iOS)"


We are pleased to announce that "RK Link" has been modified and now you can continue to use the Gmail sending function on Android 11 and Android 12 by changing your Google account and "RK Link" settings.
If you are using the affected OS, please update your "RK Link" application from Google Play and change the settings by referring to "How to change settings" below.


♦Scope of Effect♦
　"RK Link (Android)" automatic emailing function by Gmail


♦App version after update♦
　Ver.0.3.0.0


♦How to change settings♦
　Please refer to the reference document "How to set up "RK Link" and Google account due to security enhancement by Google."

We apologize for any inconvenience this may cause and appreciate your understanding and cooperation.