Motorola Moto Z4 User Manual

Phone restarts or crashes
If your phone randomly reboots, restarts, or shuts down without restarting, try the following.
1. Restart your phone:
a. Hold down the Power button for about 30 seconds.
b. If this doesn't work, connect your phone to charge for at least 5 minutes. Then, while connected to
the charger, restart again by holding down the Power button for 30 seconds.
2. Troubleshoot your phone:
a. Check if a software update is available for your phone.
b. Check available storage and clear space if needed.
You may see issues if your phone's internal storage is almost full. To free up space, remove
unnecessary files and clear cached data.
3. Troubleshoot your apps:
a. Check for app updates.
b. Use safe mode to see if apps you installed are causing the issue and uninstall as needed.
If your problem doesn't go away in safe mode, restart your phone and continue to the next section.
4. Reset to factory settings:
To remove any processes on your phone that may be causing the issue, you can reset your phone to
factory settings.
A factory data reset will remove all data from your phone.
5. If you have a Windows PC, download Rescue and Smart Assistant to your PC and try reinstalling the
phone's system software.
Fix issues : Hardware issues 258

Motorola Moto Z4 Specifications

General

Display	6.4 inches, OLED, 1080 x 2340 pixels
Processor	Qualcomm Snapdragon 675
RAM	4GB
Storage	128GB
Rear Camera	48 MP, f/1.7, (wide), 1/2.0", 0.8µm, PDAF, OIS
Front Camera	25 MP, f/2.0, (wide), 0.9µm
Battery	3600 mAh, non-removable
Operating System	Android 9.0 (Pie), upgradable to Android 10
Dimensions	158 x 75 x 7.4 mm (6.22 x 2.95 x 0.29 in)
Weight	165 g (5.82 oz)
Status	Available. Released 2019, June
Technology	GSM / CDMA / HSPA / EVDO / LTE
2G bands	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
GPRS	Yes
EDGE	Yes
Build	Glass front, plastic back, aluminum frame
SIM	Nano-SIM
Protection	Corning Gorilla Glass 3
Chipset	Qualcomm SDM675 Snapdragon 675 (11 nm)
CPU	Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
GPU	Adreno 612
Card slot	microSDXC (uses shared SIM slot)
Selfie Camera Features	HDR
Selfie Video	1080p@30fps
Loudspeaker	Yes
3.5mm jack	Yes
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth	5.0, A2DP, LE, EDR
GPS	Yes, with A-GPS, GLONASS, GALILEO
NFC	Yes
Radio	FM radio
USB	USB Type-C 3.1
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Colors	Flash Gray, Frost White
Announced	2019, May
Speed	HSPA 42.2/5.76 Mbps
Main Camera Features	HDR, panorama
Video	4K@30fps, 1080p@30/60fps
Charging	15W
4G bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 38, 40, 41, 66