Mobile operating systems are software that manage smartphones and tablets, integrating features typical of personal computers with functionalities like touchscreen and cellular connectivity. The main examples include Apple iOS, Google Android, Microsoft Windows Mobile, and Blackberry OS, each offering unique features and app ecosystems. Maintenance and optimization tips for these systems include updating apps, managing battery life, and organizing apps for better performance.

1. MOBILE OPERATING
SYSTEMS
Computer Maintenance

2. WHAT ARE THEY?
• An operating system that operates a smartphone, tablet, PDA, or other mobile
device.
• Modern mobile operating systems combine the features of a personal computer
operating system with touchscreen, cellular, Bluetooth, Wi-Fi, GPS navigation,
camera, speech recognition, voice recorder, music player, NFC, and other features.
• Designed for touchscreens displays. (Display made up of three parts: glass, digitizer,
and lcd.)

3. EXAMPLES
• Apple iOS
• Google Android
• Microsoft Windows Mobile
• Blackberry

4. IOS
• Developed and distributed by Apple Inc.
• Originally unveiled in 2007 for the iPhone.
• Extended to support other Apple devices such as: iPod Touch, iPad, iPad Mini, and
Apple TV.
• Apple does not license iOS for installation on non-Apple hardware.
• App Store contains around 1.5 million apps to download as of July 2015.

5. FEATURES
• Siri
• iCloud
• FaceTime
• Split View
• Automatic Photo Organizer
• AirDrop
• Live Photo
• Touch ID
• Find My iPhone
• Slow-Motion Video

6. TIPS AND MAINTENANCE
• App Switch (double press Home button)
• On screen Home Button
• Update iOS and apps
• Battery Saving Tips (location, brightness, notifications, airplane mode, auto-lock,
running apps, charging)
• Delete unused apps
• Jailbreak
• Screen protector/case

7. BEST APPS
What is your favorite?

8. ANDROID
• Initially developed by Android, Inc. which Google bought in 2005.
• Open source software.
• Compatible with many devices.
• Updates named after sweet stuff and in alphabetical order.
• Play Store contains around 1.6 million apps to download as of July 2015.

9. FEATURES
• Removable Storage and Battery
• Alternate Keyboards
• Widgets
• Google Now
• Install apps from outside Play Store
• Back button
• Browse contents

10. MAINTENANCE
• Install anti-virus
• Delete unused apps
• Clear cache
• Root your phone
• Close running apps
• Apps manager
• Battery saving tips (brightness, airplane mode, live wallpapers, running apps,
notifications) second battery
• Screen protector/case

11. BEST APPS
What is your favorite?

12. Windows Mobile
• Developed by Microsoft
• Nokia Lumia and HTC
• Metro design
• Cortana
• Office Suite
• Windows Store
Blackberry
• Designed by Research in Motion (RIM)
and now BlackBerry Limited
• More for business purposes
• Physical keyboard