![]() Note: To use the troubleshooting tools described in this document, you must be a registered user and you must be logged in. ![]() The Cisco IOS software filenames can vary based upon the type of product used. The examples provided in this document are based on the 7500 router, but the procedure is applicable to other routers. This document discusses the procedure for upgrading your Cisco IOS software image on Cisco High-End routers. Conventionsįor more information on document conventions, see the Cisco Technical Tips Conventions. If your network is live, ensure that you understand the potential impact of any command. All of the devices used in this document started with a cleared (default) configuration. The information in this document was created from the devices in a specific lab environment. The information in this document is based on Cisco IOS Software Release 12.1 or later. See the Background Information section for specifics on these topics. How to install Cisco IOS Software image.Prerequisites RequirementsĬisco recommends that you have knowledge of these topics: ![]() Wait a few seconds (or minutes) for the update to appear and then hit Install Now for iOS 17 (or Install Tonight if you want to install iOS 17 later).This document describes how to upgrade your Cisco IOS ® software image on Cisco High-End routers. Open your iPhone and go to Settings > General > Software Update. Once you've completed all of the preparations, you'll be ready to download and install iOS 17. ![]() Go to Settings > General > iPhone Storage to delete large files and apps.Ĭheck out these easy tricks for optimizing your iPhone storage to create more free space. The iOS 17 file size will be several gigabytes, and if you're running out of storage, you'll need to clear some room before you can download and install iOS 17. You won't be able to download iOS 17 using your mobile data, so connect to a stable Wi-Fi network before starting the installation. Even if you're plugged in, the battery needs to be over 20% to install iOS 17. You won't be able to download iOS 17 if you're under 50% battery, so it's safest to plug in your phone while you update. Make sure your iPhone is connected to power. ![]()
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