If you don’t have iOS 11 developer profile then you can download iOS 11 beta profile from the below link.
There are 3 ways by which you can download and install iOS 11 on your iPhone 5s .Following are the different ways.
1.If you have a developer profile.
2.If you don’t have iOS 11 beta profile(You can download if also)
3. Or by waiting a little for public release till September.
Before stating make sure to check if you apple device officially support iOS 11 or not from the below list.
Official list of Apple device getting iOS 11 software update
When Will you get iOS 11 on iPhone 5s ?
At WWDC 2017 on 5 June, Apple unveiled iOS 11 with an all new design for the App Store and Control Centre and much more. Apple also announced the initial beta programme for developers. In a few weeks, the public beta programme will start.
This is because there are two kinds of beta programme for iOS: developer previews (the earliest of all) and public betas, which come out slightly later but are still earlier than public releases.
iOS 11 release schedule:
1. 5 June 2017: iOS 11 announced
2. 5 June: Developer beta starts.
3. Around end of June: Public beta starts.
4. September: iOS 11.0 launches to public.Once the betas start, they will continuously release newer and more finished beta versions: beta 1, beta 2, public beta 1 and so on.
If you are a beta developer of then follow below method i.e (Method 1)
#Method 1 of installing iOS 11
How to install the iOS 11 developer beta on iPhone 5s (if you’re a developer)
1.Before downloading the beta, back up the device you’re going to install the beta on. That way you can restore it fairly easily if something goes seriously wrong.
2.Sign into the iOS Dev Center using the Apple ID you used in the previous step.
3.Register your Apple device’s UDID (the easiest way to find out your UDID is to plug the device into iTunes, click on the device’s icon in the top right-hand corner, view the Summary tab and click on the Serial Number entry to get it to change to the UDID).
4.Now you’ll be able to download the appropriate version of the iOS beta for your hardware – select the exact iPhone, iPod touch or iPad model you’re using from the list.5.Unzip the file that downloads to your Mac (this should produce a .IPSW file). Connect your device to iTunes (if it isn’t already).
6.Hold Alt (on a Mac – it’s Shift on a PC) and click the Restore iPhone button on the device’s Summary tab (next to Check for Update). Select the .IPSW file from the previous step. The iOS beta will be installed on your iPad or iPhone after a few minutes.
How to install the iOS 11 developer beta on iPhone 5s (if you’re not developer)
Download iOS 11 Install Without Developer Account: It’s only for testing, but not for all iPhone, iPad or iPod Touch users. After reboot, go to “Settings” – “General” – “Software Update.” The system detects the presence of the available version of iOS 11 and immediately start downloading it. To download you must be connected to a Wi-Fi network. Don’t forget that it will be released in 5-th June after WWDC 2017 (official iOS 11 Release Date). If you find iOS 11 Download links now, you must understand that it’s scam.
Step 1: Open this page in the browser on your iPhone,6/6 plus/6s/6s plus
Step 2. Click on special link to download LINK the developer profile.
Step 3: Click “Install” to install iOS 11 developer profile.
Step 4: Restart the device + Wait.
Step 5: After that General> Software Update, and wait for the update.
Step 6: Click “Download and install the iOS 11 beta 1”.
Step 7: Confirm the installation of OS 11 beta.
Every year beta releases of iOS (incl iOS 11) usually has a lot of bugs, so you’re doing it at your own risk. Before you update to iOS 11 beta 1, you must make backup-iOS devices using iCloud or iTunes.