Yes it is safe if you only download direct from Adobe.
Adobe Flash Player 10 free download - Adobe Shockwave Player, Adobe Flash Professional CC, Adobe Flash Player 11.1 for Android 4.0, and many more programs. Beginning with Flash Player 10.3, the Local Settings Manager supersedes this Online Settings Manager for managing global settings on Windows, Mac, and Linux computers. The Local Settings Manager can be accessed in the Control Panel on Windows and in System Preferences on Mac. Are you an IT manager or OEM? About: Adobe® Flash® Player is a lightweight browser plug-in and rich Internet application runtime that delivers consistent and engaging user experiences, stunning audio/video playback, and exciting gameplay. Adobe Flash Player 32 (Win, Mac & Linux) debugger (aka debug player or content debuggers) and standalone (aka projectors) players for Flex and Flash developers. – Updated debugger and standalone versions of Flash Player.
You can check here: http://www.adobe.com/products/flash/about/ to see which version you should install for your Mac and OS.
You should first uninstall any previous version of Flash Player, using the uninstaller from here (make sure you use the correct one!):
and also that you follow the instructions closely, such as closing ALL applications (including Safari) first before installing. You must also carry out a permission repair after installing anything from Adobe.
Download Adobe Flash Player Install Manager 25.0.0.171 For Mac Windows 10
After installing, reboot your Mac and relaunch Safari, then in Safari Preferences/Security enable ‘Allow Plugins’. If you are running 10.6.8 or later:
When you have installed the latest version of Flash, relaunch Safari and test.
If you're getting a 'blocked plug-in' error, then in System Preferences… ▹ Flash Player▹ Advanced
Download Adobe Flash Player Install Manager 25.0.0.171 For Mac Os
click Check Now. Quit and relaunch your browser.
Download Adobe Flash Player Install Manager 25.0.0.171 For Macbook Pro
Mar 30, 2014 12:23 PM