Apple devices are the world most powerful devices, and they were able to gain people's attention by their unique interactive OS.

IOS brings iPad to life in incredibly personal and powerful ways. The interface is beautiful and easy to use. Intelligent suggestions appear right when you need them. And advanced technologies protect your privacy and security. Once you've experienced IOS, you'll understand why so many people love using iPhone.

Annually major version of IOS is release, and sub-versions are released virtually 3 months interval. With just your iPad you can equally be enjoying latest version of IOS even if the IOS has been launched with a new iPad model.

Since iPhone users are always on the look for the latest versions of IOS, several steps have been taking to upgrade to newer version and have lead to the crash so many iPads.

The manual has been compile to discussed the following problem faced and solution to likely installation problem such as;

• How to know the IOS version on my iPhone?
• what is the IOS version that came with my model of iphone?
• What other versions is compactible with my iPhone type?
• Why should I upgrade to other version?
• What new features are present in the new version?
• The uniqueness of recent IOS 11.3?
• Can I install IOS 11.3 on my ipad?
• what are the precaution to take before upgrading?
• what are the Steps to upgrade to newer version for all IPads model?

Additionally, The book discusses

installation guide using developer's account

installation guide using restored image

installation guide without using developer's account.

all about IOS 11 and all it sub versions to 11.3.

And much more I can't mention here.

Prevent your pad from crashing, you need this guide!!!!