These days, most IT issues can be solved remotely. Either a quick phone call or a short session of remote access tech support is enough to fix most issues. It might be that most issues aren’t worrisome enough to stretch your tech support wizard.
There isn’t an IT Support business around that wouldn’t put a rather large exclamation mark against cybersecurity training. Protecting your business begins with education for all members of staff. There isn’t a member of your team that isn’t responsible for the safety of business data.