Starting 8.2R1, Pulse Secure implemented Pulse Secure Application Launcher (PSAL) to launch Pulse Secure components. This application uses a custom URL,
pulsesecure://, to deliver and launch client applications. Due to this fact, Google Chrome will prompt an message to notify end user an application is being launched outside of the Chrome browser.

For more information about PSAL, please refer to
KB40102 - Pulse Secure Application Launcher (PSAL) to deliver & launch Pulse client applications without the use of Activex & JavaWhen the end user selects the
Remember my choice for all links of this type option, the following file will be modified:
- macOS: ~/Library/Application\ Support/Google/Chrome/Local\ State
- Windows: C:\Users\<username>\AppData\Local\Google\Chrome\User Data\Local State
protocol_handler":{"excluded_schemes":
{"afp":true,"data":true,"disk":true,"disks":true,
"file":true,"hcp":true,"javascript":true,
"mailto":false,"ms-help":true,"news":false,"nntp":true,
"pulsesecure":false,
...
True = Do not show prompt and block launching PSAL
False = Do not show prompt and continue launching PSAL
To reset the setting to default, delete the "pulsesecure":<value> from the following file.
Note: This behavior may change in the future as this is being discussed via the following Chrome ticket:
https://bugs.chromium.org/p/chromium/issues/detail?id=62799