Donjuan22334455 There should be a fix coming soon for the Max 2 settings crash @Donjuan22334455 - it was only recently discovered so hang tight we should have a fix for that soon
For the side loading method on your quest - try to check your Quest settings to ensure you can have enabled the ability for 2 applications to run simultaneously as your Quest may just be closing haptics connect app as soon as you switch to SLR app