Decriminalize C-42 41.1.
If Canada signed NAFTA and then USMCA to get unrestricted access to US markets, and part of the price was that Canada had to add obscene laws that made it illegal to fix your own farm equipment, then just drop the enforcement of those laws.
Make it so a Canadian can set up a shop where they remove the DRM from HP printers and let users use any ink they want. Let someone set up a kiosk in the mall where they jailbreak your phone so you don't have to pay Apple 30% of every dollar you spend on your iphone. Then if some Canadian wants to sell an ad-blocker for your iPhone that Apple would never allow into the app store, let them do it.
It doesn't even have to involve passing new copyright laws. Just treat anti-circumvention the way marijuana was treated about a decade ago: something that's not yet legal, but that the justice system is no longer prosecuting.