Open the Intel release app (markdown-writer-fx-1.0-mac-x86_64.dmg) for macOS from the Applications folder by double-clicking.
The following message appears:
“Markdown Writer FX 1.0.app” is damaged and can’t be opened. You should move it to the Trash.
OS: macOS Monterey
Version: 12.0.1 (21A559)
Model: iMac (Retina 5K, 27-inch, 2017)
Processor: 3,5 GHz Quad-Core Intel Core i5
Graphics: Radeon Pro 575 4 GB