Check compatibility
The Power Mac version for OS 8 & 9. The Mac OS X (Carbon) version. Version 3.0.1 Beta 7 Build 35554 (March 29, 2010; Cocoa / Universal) is the 14th release of the first major Yahoo! Messenger release for the Mac in since 2003. It's a complete rewrite that is a Universal Binary for PowerPC- and Intel-based Macs running Mac OS X 10.4 and later. Yahoo Messenger for Mac is a free service that allows you to see when friends come online and to send them instant messages.It also can alert you to new e-mail in your Yahoo Mail or Yahoo Personals accounts, or when you have upcoming events recorded in your Yahoo Calendar.Yahoo Messenger offers firewall support, a standby mode that minimizes the program until an Internet connection is made. Sep 16, 2007 I was unable to find any official Yahoo! Link but did manage to find a working link on download.com. The link will begin the download of the the disk image file (.dmg), the installation file for Y! Messenger Beta v1, the one which worked with OS X 10.3.9 and down.
You can upgrade to macOS Sierra from OS X Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 8.8GB of available storage space.
MacBook introduced in late 2009 or later
MacBook Air introduced in late 2010 or later
MacBook Pro introduced in mid 2010 or later
Mac mini introduced in mid 2010 or later
iMac introduced in late 2009 or later
Mac Pro introduced in mid 2010 or later
MacBook Air introduced in late 2010 or later
MacBook Pro introduced in mid 2010 or later
Mac mini introduced in mid 2010 or later
iMac introduced in late 2009 or later
Mac Pro introduced in mid 2010 or later
To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . If your Mac isn't compatible with macOS Sierra, the installer will let you know.
Make a backup
Before installing any upgrade, it’s a good idea to back up your Mac. Time Machine makes it simple, and other backup methods are also available. Learn how to back up your Mac.
Get connected
Yahoo Messenger For Mac Os Sierra Compatibility
![Yahoo messenger for mac beta 4 Yahoo messenger for mac beta 4](/uploads/1/2/6/5/126555550/562291838.png)
It takes time to download and install macOS, so make sure that you have a reliable Internet connection. If you're using a Mac notebook computer, plug it into AC power.
Download macOS Sierra
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of the Mac operating system.
If you still need macOS Sierra, use this link: Download macOS Sierra. A file named InstallOS.dmg will download to your Mac.
Install the macOS installer
Double-click the downloaded file to open a window showing its contents. Then double-click the file within, named InstallOS.pkg.
Follow the onscreen instructions, which will guide you through the steps necessary to install.
Begin installation
Yahoo Messenger For Mac
After installation of the installer is complete, open the Applications folder on your Mac, then double-click the file named Install macOS Sierra.
Click Continue and follow the onscreen instructions. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.
![Download Download](/uploads/1/2/6/5/126555550/599928528.png)
Allow installation to complete
Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac might restart, show a progress bar, or show a blank screen several times as it installs both macOS and related updates to your Mac firmware.
Learn more
- If you have hardware or software that isn't compatible with macOS Sierra, you might be able to install the previous version, OS X El Capitan.
- macOS Sierra won't install on top of a later version of macOS, but you can erase your disk first or install on another disk.
- You can use macOS Recovery to reinstall macOS.