If someone can fix Windows problems by looking it up on the internet, they can fix Linux problems by looking it up on the internet. If they can't, they were going to call you anyway. Or worse, call the vendor and get snookered into an upsell. Or worse yet, call some random "Windows Support" number and give up their payment info.
Are we all such jerks that we can't spend a few hours a year talking to our families and instead have to subject them to the ravages of whatever scammer's blogspam SEOs itself to the first page of Google?
If the PC store downtown is staffed by nerds, they'll be able to fix Linux problems just as well. If they're staffed by corporate "sales associates" the only problem they're capable of resolving is if your wallet is too heavy.
WSL is how Microsoft gets corporate software developers to tolerate Windows after being forced to use it by their employer. It provides nothing to home users who want the ads out of the start menu.
Are we all such jerks that we can't spend a few hours a year talking to our families and instead have to subject them to the ravages of whatever scammer's blogspam SEOs itself to the first page of Google?