In fact, there is a keyboard shortcut that will minimize all active windows at once. Simply press the Windows key+D to return to the desktop in a flash. Developing this habit will save you a lot of time in the long run.
You have several options for resolving this. To begin, check how much free space you have on your system drive and, if it's low, make some space by deleting larger files or programs you don't need. Also, make sure that all of the most recent updates have been applied to the software on your machine, as having outdated apps can sometimes cause problems.
Many developers will update their apps to remove bugs over time, so the software in question may eventually work perfectly with Windows 10. A simple way to assist them is to report any bugs you find, which can usually be done through the developer's website. This draws attention to the problem, allowing them to (hopefully) work on a solution.
Older drivers may work fine with older versions of Windows, but they may not work as well with Windows 10. To resolve such issues, go to the Start menu and type Device Manager into the search box. When you click the link, a new window will open with a variety of options. Select 'Sound, video, and game controllers,' and a list of results will appear, including a sound card option.