To change without root density and resolution on Your phone You can call in batch:
adb shell wm size {X}x{Y}
adb shell wm density {Z}
| MODEL | RESOLUTION | DPI |
| Nexus 6 | 1440×2560 | 560 |
| Samsung Galaxy S6 | 1440×2560 | 640 |
| Samsung Galaxy Tab S2 8 | 1536×2048 | 320 |
| Sony Xperia Tablet Z | 1920×1200 | 240 |
To reset display call in batch:
adb shell wm size reset adb shell wm density reset
I used information from application I’ve attached >>>HERE< <<