Mac Os X Lion 1072 Dmg File Fixed Today
Apple’s security certificates for older installers eventually expire. When this happens, a standard DMG file might fail to initialize, throwing an error that suggests the copy of the application is damaged. A "fixed" DMG typically includes an updated certificate or instructions on how to set the system date back via Terminal (often to a date in 2012 or 2013) to allow the installation to proceed without interruption.
If you have a legitimate need for OS X Lion, it is safer to obtain the installer directly from Apple or archive.org (which hosts Apple's abandonware as a public archive) and fix the certificate issue yourself. mac os x lion 1072 dmg file fixed
If you want, I can:
Reviving a Classic: Understanding the Mac OS X Lion 10.7.2 DMG File (Fixed) If you have a legitimate need for OS