How to Get Android Nougat Boot Animation on Any Android
Help - Nexus 5 stuck on four spinning dots loading animation : r/Nexus5
data recovery - Nexus 5 stuck on OS loading animation, pressing Volume-/Power only shows fastboot for a second, adb shows nothing - Android Enthusiasts Stack Exchange
Google Pixel phones set to ditch blinding white boot screen - 9to5Google
Nexus 5 stuck on booting animation! : r/Nexus5
Restore Nexus 5 to Stock and Flash Factory Images (Win/ Mac/ Linux)