Chrome (Android)
Tap the lock icon next to the address bar. Tap Permissions → Notifications . Adjust your preference.
Chrome (Desktop)
Click the padlock icon in the address bar. Select Site settings . Find Notifications and adjust your preference.
Safari (iOS 16.4+)
Ensure the site is installed via Add to Home Screen . Open Settings App → Notifications . Find your app name and adjust your preference.
Safari (macOS)
Go to Safari → Preferences . Click the Websites tab. Select Notifications in the sidebar. Find this website and adjust your preference.
Edge (Android)
Tap the lock icon next to the address bar. Tap Permissions .
Find Notifications and adjust your preference.
Edge (Desktop)
Click the padlock icon in the address bar. Click Permissions for this site . Find Notifications and adjust your preference.
Firefox (Android)
Go to Settings → Site permissions . Tap Notifications . Find this site in the list and adjust your preference.
Firefox (Desktop)
Open Firefox Settings. Search for Notifications . Find this site in the list and adjust your preference.
Rocksmith 2014 is on sale for US $12.48 (75% off) in the Humble Store: https://www.humblebundle.com/store/p/rocksmith2014_storefront . Offer available for about the next 13 hours from post time.
The lowest price at other places is US $19.60 right now: http://cdkeyprices.com/product/Rocksmith-2014-CD-Key-Steam
I just stumbled upon these and don't know how reputable these sites are. Do your due diligence.