Smart have responed with this: (copied via my emailm it looks strangei know)
This is an issue we have been investigating. While we don't have a hard fix in place yet, I do have a workaround I can suggest. Please follow the instructions below to adjust the file association.
Open your Default App settings as per the instructions in<https://linkprotect.cudasvc.com/url?a=https%3a%2f%2fu10065563.ct.sendgrid.net%2fls%2fclick%3fupn%3du001.oQ0YHvV-2BYT62C1Dhflf3uwRqmP6NgVC34RjBJOjIgsYJX6KwpXaFu5iYn7UmxDdiNS3QFbo2b-2BwS8ULjb7COmhTDdQtrOsGeHVkPmCbveY92Bldd8l-2BfQOYcQRxvTEXUJjGXKZxMvrJPSQDGWD4g0vQpAQa14lYUSpEbU6NByPEXVIF17dTSPvCSI-2BPKrfjkGk5kvoajr-2F3R-2Flbh1MBE2ae9DrJiUREEUDu508OjRps-3DG-dW_O87AO16B0lNC09MwK5xy8bq0fx-2Fq-2F7mjvFq0948gWgCuw813lOTKlJFjqt-2BrDis10gi5nVMGxvRWCfeaE1wnd5VmezobuH3MXVWxWcaSjD3Eib76BuuM0Ku2-2BfEtSUSl3TO9W2vCZdUgpvWeXQBENpN86Um-2BuoA-2FYg4ZSyZC-2BHcH9Z-2BbXxQU6BHYLhvBKa12IhwgYAGZyL2cZQ240sf9U4A-2BFUJQYBRqC0vzHGqYGGM-3D&c=E,1,EhHb2swuyKnGPZIf5oj8GwLScwisNYUG9nGAuXmCvTUofMJXjxKrmt8pCdogkWzp3IoGOYtmmk_xtpnZ738TFjqfW8W-vGKK46hYPun0zg,,&typo=1>
4. this<https://linkprotect.cudasvc.com/url?a=https%3a%2f%2fu10065563.ct.sendgrid.net%2fls%2fclick%3fupn%3du001.oQ0YHvV-2BYT62C1Dhflf3uwRqmP6NgVC34RjBJOjIgsYJX6KwpXaFu5iYn7UmxDdiNS3QFbo2b-2BwS8ULjb7COmhTDdQtrOsGeHVkPmCbveY92Bldd8l-2BfQOYcQRxvTEXUJjGXKZxMvrJPSQDGWD4g0vQpAQa14lYUSpEbU6NByPEXVIF17dTSPvCSI-2BPKrfjkGk5kvoajr-2F3R-2Flbh1MBE2ae9DrJiUREEUDu508OjRps-3DG-dW_O87AO16B0lNC09MwK5xy8bq0fx-2Fq-2F7mjvFq0948gWgCuw813lOTKlJFjqt-2BrDis10gi5nVMGxvRWCfeaE1wnd5VmezobuH3MXVWxWcaSjD3Eib76BuuM0Ku2-2BfEtSUSl3TO9W2vCZdUgpvWeXQBENpN86Um-2BuoA-2FYg4ZSyZC-2BHcH9Z-2BbXxQU6BHYLhvBKa12IhwgYAGZyL2cZQ240sf9U4A-2BFUJQYBRqC0vzHGqYGGM-3D&c=E,1,EhHb2swuyKnGPZIf5oj8GwLScwisNYUG9nGAuXmCvTUofMJXjxKrmt8pCdogkWzp3IoGOYtmmk_xtpnZ738TFjqfW8W-vGKK46hYPun0zg,,&typo=1>
5. link<https://linkprotect.cudasvc.com/url?a=https%3a%2f%2fu10065563.ct.sendgrid.net%2fls%2fclick%3fupn%3du001.oQ0YHvV-2BYT62C1Dhflf3uwRqmP6NgVC34RjBJOjIgsYJX6KwpXaFu5iYn7UmxDdiNS3QFbo2b-2BwS8ULjb7COmhTDdQtrOsGeHVkPmCbveY92Bldd8l-2BfQOYcQRxvTEXUJjGXKZxMvrJPSQDGWD4g0vQpAQa14lYUSpEbU6NByPEXVIF17dTSPvCSI-2BPKrfjkGk5kvoajr-2F3R-2Flbh1MBE2ae9DrJiUREEUDu508OjRps-3DG-dW_O87AO16B0lNC09MwK5xy8bq0fx-2Fq-2F7mjvFq0948gWgCuw813lOTKlJFjqt-2BrDis10gi5nVMGxvRWCfeaE1wnd5VmezobuH3MXVWxWcaSjD3Eib76BuuM0Ku2-2BfEtSUSl3TO9W2vCZdUgpvWeXQBENpN86Um-2BuoA-2FYg4ZSyZC-2BHcH9Z-2BbXxQU6BHYLhvBKa12IhwgYAGZyL2cZQ240sf9U4A-2BFUJQYBRqC0vzHGqYGGM-3D&c=E,1,EhHb2swuyKnGPZIf5oj8GwLScwisNYUG9nGAuXmCvTUofMJXjxKrmt8pCdogkWzp3IoGOYtmmk_xtpnZ738TFjqfW8W-vGKK46hYPun0zg,,&typo=1>.
6.
7.
8. In
9. the search box for file type, type ".notebook" (screenshot1). This will display "LaunchNotebook" as the program, click on this box to change this.
10.
11.
12. In
13. the box that pops up, scroll down and select "Choose an app on this PC" (screenshot2)
14.
15.
16. This
17. will open a file browser; navigate to C:\Program
18. Files (x86)\SMART Technologies\Education Software\ (screenshot3)
19.
20.
21. Scroll
22. down in this folder and select "Notebook.exe" and click Open (again: screenshot3)
23.
24.
25. This
26. will return you to the box shown in screenshot2, ensure Notebook is selected and click "Set Default".
27.
If this resolves the issue or not, please reach out and let us know. Additionally I would like to request an environment dump that you can generate using the instructions here<https://linkprotect.cudasvc.com/url?a=https%3a%2f%2fu10065563.ct.sendgrid.net%2fls%2fclick%3fupn%3du001.oQ0YHvV-2BYT62C1Dhflf3uzusIfP55RjYovmYD-2B9dCMIZYRraMuHaSocP7F2eHmOzKYUYgjah24aiK-2Bunsj-2BOS26dP1Bh-2FRd8BE6IItFa2aHJtMT1-2FuIOlmv0Psig-2FMABnBPUzLpXBiXVAuYa5QtpnzBAr1yNfnu06p01ffXUpT7rHgrZd-2B8e8ptzBH6GoMXKpDGX6pWCG0soGjp9L-2FZQr0t7UrXieF7IS9YqGAcxcSM-3DULkD_O87AO16B0lNC09MwK5xy8bq0fx-2Fq-2F7mjvFq0948gWgCuw813lOTKlJFjqt-2BrDis10gi5nVMGxvRWCfeaE1wnd9xfFgMSI0lKD5cc-2FtPPLUOrRhmM82PZTjVKeZGjceURpc2Nlpc1ZJxCL7zIptK8-2FE-2BNY0BP4bvlzhbWpsjFvSoZLcFcECDpGAAXmYAEGqQfqSgxjjHldHS5uQGgyw7KwwtS0nRFHSE-2F3Fzp07bGOkI-3D&c=E,1,t_q3aN8O-2EXFusqkIYAhJ_WP358mpVplYqooF7EXUpY52y_Z-K0nKl-MHMwHMcsSzQhNCie2-4I9UJqSZJHdw_MPXzD-rV79IlWcKyP1BlZ&typo=1> as this will aid in our investigation."
This fixes the issue, until the machine restarts, then it reverts to normal (The defaults have saved, so it still says “Notebook.exe” but still opens in chrome, after the machine restarts.
Will send them an "environmet dump" tomorrow and wait for an update.