Troubleshooting
An MSI failure gives you a number, and the number is genuinely informative — unlike most Windows errors. Knowing which code maps to which cause saves you from trying fixes at random.
5 min read · 5 apps covered · windows
Troubleshooting
Play Protect shows almost the same dialog for an unknown developer and for detected malware. Telling those two apart is the whole skill, and the wording is the tell.
5 min read · 6 apps covered · android
Troubleshooting
SmartScreen is a popularity contest, not a virus scan. It blocks brand-new builds from real companies for the same reason it blocks malware — nobody has run them yet. Here is how to tell those two cases apart before you click Run anyway.
7 min read · 8 apps covered · windows
Troubleshooting
Tapping an XAPK does nothing, and that is not a bug. It is an archive, not a package. Here is what is inside one, the three ways to install it, and the free-space figure that decides whether it works.
7 min read · 8 apps covered · android
Troubleshooting
One command tells you whether the file you downloaded is the file the developer released. Here is that command on every platform, the right way to compare the result, and the honest limits of what a match actually guarantees.
8 min read · 8 apps covered · both
Troubleshooting
Android reports one generic error for eight unrelated failures. The fix depends entirely on which one you actually hit — starting with whether your file is an APK or an XAPK.
5 min read · 4 apps covered · android