Based on your description,you want to install the Outlook client on your High Sierra Mac. As you are unable to install the Outlook for Mac (version 15.5.1) on your Mac, we suggest you contact the admin in your organization to help you check the related license assigning status of your account at first. Word, Excel, PowerPoint, Outlook and Lync have not been tested on macOS 10.13 High Sierra, and no formal support for this configuration will be provided. Since October 10, 2017, Office for Mac 2011* is no longer supported. Microsoft Outlook Update For Mac High Sierra Apple Releases macOS High Sierra 10.13.6 Supplemental Update for 2018 MacBook Pro Models As we await the launch of macOS Mojave this fall, Apple has quietly released an updated version of macOS High Sierra 10.13.6 that's designed for the 2018 MacBook Pro models. Outlook 2016 for Mac, the latest iteration of the email and calendaring app, is a worthwhile upgrade for existing users. Microsoft outlook app for mac high sierra.

Experience a fast, smart and personal Web. Firefox is the independent, people-first browser made by Mozilla, voted the Most Trusted Internet Company for Privacy. Upgrade today and join hundreds of millions who depend on Firefox for a more personal browsing experience. Firefox is made with you in mind and gives you the power to take back control of your Web experience.

That’s why we design the product with smart features that take the guesswork out of browsing. SEARCH INTELLIGENTLY & GET THERE FASTER - Firefox anticipates your needs and intuitively provides multiple suggested and previously searched results across your favorite search engines.

Important: If the update didn't start, didn't complete or there was some other problem, you can go to the Systems & Languages page to download and install the latest version of Firefox for your system and language or you can use this download link (see How to download and install Firefox on Windows Install Firefox on Linux How to download and install Firefox on Mac for more information).

- Easily access shortcuts to search providers including Wikipedia, Twitter and Amazon. BROWSE PRIVATELY - Your personal information belongs to you. In Private Browsing mode, Firefox won’t remember any of your history or cookies, but new bookmarks will be saved.

- Delete your browsing history, passwords and more in a single tap. - Choose the private data you want to remove. SYNC FIREFOX ACROSS YOUR DEVICES - With a Firefox Account, access your history, bookmarks and open tabs from your desktop on your smartphone and tablet.

- Firefox also safely remembers your passwords across devices so you don’t have to. INTUITIVE VISUAL TABS - Intuitive visual and numbered tabs easily let you find content for future reference. - Open as many tabs as you like without losing track of your open Web pages.

Safari upgrade for mac 10.7.5. The 10.7.5 update also includes fixes that: • Resolve an issue where icons in Launchpad may get rearranged after a restart • Improve Wi-Fi reliability for iMac (Late 2009 and newer) • Resolve an issue using Spotlight to search an SMB server • Improve compatibility connecting to Active Directory servers See on how to verify the authenticity of this update. It also includes Gatekeeper, a new security feature that helps you keep your Mac safe from malicious software by giving you more control over what apps are installed on your Mac. For information on the security content of this update, please visit:. For detailed information on this update, please visit this website:. The 10.7.5 update is recommended for all OS X Lion users and includes general operating system fixes that improve the stability, compatibility and security of your Mac.

EASY ACCESS TO YOUR TOP SITES - Spend your time reading your favorites sites instead of looking for them. Learn more about Firefox for iOS: - Have questions or need help? Visit - Read about Firefox permissions: - Learn more about what’s up at Mozilla: - Like Firefox on Facebook: - Follow Firefox on Twitter: ABOUT MOZILLA Mozilla exists to build the Internet as a public resource accessible to all because we believe open and free is better than closed and controlled.