Sometimes, people like to see the images and photos in their Android devices in slideshows. This is, usually, the best past time for the people who have some spare time in life and who want to enjoy some of the finest and memorable moments of their life.
You may run slideshow by tapping just 4-5 times on your Android 4.4.4 KitKat devices. If you need any guidance, see the instructions.
Instructions
Command Line: Gallery – Home > Albums – Gallery > Album: Settings Button > Popup Menu: Slideshow.
1: Tap the icon of ‘Gallery’ on the Home screen or your Android 5.0 Lollipop device to open up the screen of ‘Gallery’ app. 
2: Among the albums of images and photos, stored in the ‘Gallery’, select and tap the album of your choice, the photos in which you want to run as slideshow. 
3: Tap the settings button, placed at the top right corner of the screen of the album selected. It will open up a popup menu.
4: Tap the ‘Slideshow’ in the popup menu and the slideshow will start running. 
That’s all!