How To Flash Android 5.1 On Nexus 5/6/7/9/10

Downloads 5.1 

• Install Android Factory Image from HERE
• Download Nexus Root ToolKit from HERE
• Download Drivers from HERE

How To Install : 

• Download Factory Image and place it on Desktop
• Download Nexus Root Toolkit.
• Open Nexus Root Toolkit 
• Select your phone model and select any built, click apply. 
• Select FLASH STOCK+UNROOT from right side of nexus root toolkit and select ok.
• Check OTHER/BROWSE  and select FORCE FLASH MODE and click ok
• Select your FACTORY image from desktop and click ok. Sit back relax and within no time you will have Android 5.1 on your device. 

Video Review :