Because those installers have been modified to bypass Adobe’s licensing. Legitimate Adobe installers are digitally signed and never flagged by major antivirus solutions.
Piracy harms users (through malware risks and lack of updates) as well as developers. Adobe offers a free trial of Lightroom Classic via its official website, along with Photography Plan subscriptions that include Photoshop and cloud storage. Adobe Photoshop Lightroom Classic 12.2.0.2 -x64...
