VoLTE

 

What is VoLTE

VoLTE  (Voice Over LTE) is the voice calls service transmitted via 4G network, you can enjoy more stable & high-speed voice call! CTM customers can enjoy FREE VoLTE Service by holding a handset that has activated the VoLTE function, to enjoy better call experience!

 

Advantages of VoLTE

1.      Stable connection, better voice quality

2.      Fast connection, shorten call waiting time

3.      Two-line operation, you can use data to online while making a call

 

How to use VoLTE

1.          Need a mobile phone that supports VoLTE function

2.          Upgrade the phone system to the latest version

3.          Activate the phone's VoLTE function

 

VoLTE iOS Usage Guideline

1.      Click " Mobile " in " Settings "

2.      Click  " Primary "

3.      Click " Voice & Data "

4.      Activate " VoLTE "

 

VoLTE Android Usage Guideline

1.      Click " SIM cards & mobile networks " in " Settings "

2.      Click " CTM "

3.      Activate " Use VoLTE"

For more Android models’ setting and activation procedure, please refer to detail information

 

Notes:

- Please update your mobile system to the latest version, and refer to activation method above.

- When 5G mobiles are in 5G mode and some 4G mobiles have already activated VoLTE by default, there is no need to manually activate VoLTE. For mobiles that have not been set for automatic activation, you can refer to the above settings and activation methods.

- The activation method here is for your reference. According to different models and software version, the actual screen and procedure may be slightly different.

 

Handsets support VoLTE

iPhone 16 Pro Max

iPhone 13 Pro Max

iPhone Xs Max

iPhone 16 Pro

iPhone 13 Pro

iPhone Xs

iPhone 16 Plus

iPhone 13 Mini

iPhone X

iPhone 16

iPhone 13

iPhone 8 Plus

iPhone 15 Pro Max

iPhone SE (2nd Gen)

iPhone 8

iPhone 15 Pro

iPhone 12 Pro Max

iPhone 7 Plus

iPhone 15 Plus

iPhone 12 Pro

iPhone 7

iPhone 15

iPhone 12 Mini

iPhone 6

iPhone 14 Pro Max

iPhone 12

iPhone 6s

iPhone 14 Pro

iPhone 11 Pro Max

iPhone 6 Plus

iPhone 14 Plus

iPhone 11 Pro

iPhone 6s Plus

iPhone 14

iPhone 11

iPhone SE

 

Samsung Galaxy S24 Samsung Galaxy A70 Samsung Galaxy Z Flip 3
Samsung Galaxy S24 Ultra Samsung Galaxy A60 Samsung Galaxy Z Flip
Samsung Galaxy S24+ Samsung Galaxy A55  Samsung Galaxy Z Fold 6
Samsung Galaxy S23 Samsung Galaxy A54  Samsung Galaxy Z Fold 5
Samsung Galaxy S23 FE Samsung Galaxy A52 Samsung Galaxy Z Fold 4
Samsung Galaxy S23 Ultra Samsung Galaxy A51 Samsung Galaxy Z Fold 3
Samsung Galaxy S23+ Samsung Galaxy A50s Samsung Galaxy Z Fold 2
Samsung Galaxy S22 Samsung Galaxy A42 Samsung Galaxy Fold
Samsung Galaxy S22+ Samsung Galaxy A40s Samsung Galaxy Tab A7 10.4
Samsung Galaxy S22 Ultra Samsung Galaxy A35  Samsung Galaxy Tab S10+
Samsung Galaxy S21 Ultra Samsung Galaxy A34  Samsung Galaxy Tab Ultra
Samsung Galaxy S21+ Samsung Galaxy A32 Samsung Galaxy Tab S9
Samsung Galaxy S21 Samsung Galaxy A31 Samsung Galaxy Tab S9 FE
Samsung Galaxy S20 Ultra Samsung Galaxy A25  Samsung Galaxy Tab S9+
Samsung Galaxy S20+ Samsung Galaxy A23  Samsung Galaxy Tab S8 Ultra
Samsung Galaxy S20 FE Samsung Galaxy A22 Samsung Galaxy Tab S8+
Samsung Galaxy S20 Samsung Galaxy A21s Samsung Galaxy Tab S8
Samsung Galaxy S10e Samsung Galaxy A20s Samsung Galaxy Tab S7+
Samsung Galaxy S10 Samsung Galaxy A20 Samsung Galaxy Tab S7 FE
Samsung Galaxy S10+ Samsung Galaxy A16 Samsung Galaxy Tab S7 LTE
Samsung Galaxy S9 Samsung Galaxy A15  Samsung Galaxy NOTE 20 Ultra
Samsung Galaxy S9+ Samsung Galaxy A14  Samsung Galaxy NOTE 20
Samsung Galaxy S8 Samsung Galaxy A13  Samsung Galaxy NOTE 10 Lite
Samsung Galaxy S8+ Samsung Galaxy A12 Samsung Galaxy NOTE 10
Samsung Galaxy S7 Samsung Galaxy A9 Samsung Galaxy NOTE 10+
Samsung Galaxy S7 edge Samsung Galaxy A8s Samsung Galaxy NOTE 9
Samsung Galaxy S6 Samsung Galaxy A8+ Samsung Galaxy NOTE 3 LTE
Samsung Galaxy S6 edge Samsung Galaxy A7 Samsung Galaxy NOTE 4
Samsung Galaxy S6 edge+ Samsung Galaxy M34  Samsung Galaxy NOTE 5
Samsung Galaxy S5 Samsung Galaxy Z Flip 6 Samsung Galaxy NOTE 8
Samsung Galaxy A80 Samsung Galaxy Z Flip 5 Samsung Galaxy C9 Pro
Samsung Galaxy A71 Samsung Galaxy Z Flip 4 Samsung Galaxy C7 Pro
    Samsung Galaxy C7

 

Huawei Pura 70 Ultra

Huawei Mate X6 Huawei Nova 13

Huawei Pura 70 Pro

Huawei P60 Pro Huawei Nova 13 Pro

Huawei Pura 70

Huawei P50 Pro Huawei Nova 12S

Huawei Mate X5

Huawei P50 Pocket Huawei Nova 12l

Huawei Mate X3

Huawei P40 Pro+ Huawei Nova 12 SE

Huawei Mate XS 2

Huawei P40 Pro Huawei Nova 11i

Huawei Mate 60 Pro

Huawei P40 Huawei Nova 10 Pro

Huawei Mate 50 Pro

Huawei P30 Pro Huawei Nova 10 SE

Huawei Mate 50

Huawei P30 Huawei Nova 10

Huawei Mate 40 Pro

Huawei P30 Lite Huawei Nova 9

Huawei Mate 30 Pro

Huawei P20 Pro Huawei Nova 7

Huawei Mate 30

Huawei P20 Huawei Nova 7 SE

Huawei Mate 20 Pro

Huawei P20 Lite Huawei Nova 7i

Huawei Mate 20

Huawei Y6P Huawei Nova 5T

Huawei Mate 20X

Huawei Y9s Huawei Nova 4

Huawei Mate 10

Huawei Y9 Prime (2019) Huawei Nova 3i

Huawei Mate 10 Pro

Huawei Y7 Prime (2018) Huawei Nova 3

Huawei Mate 9

Huawei Y9 2019 Huawei Nova 2i

Huawei Mate 9 Pro

Huawei Y7 Pro 2019  

 

HONOR 200 HONOR MAGIC 6 PRO HONOR X6A
HONOR 200 LITE HONOR MAGIC 7 PRO HONOR X7A
HONOR 200 PRO HONOR MAGIC V2 HONOR X7B
HONOR 70 HONOR MAGIC V2 PD HONOR X8 LTE
HONOR 90 HONOR MAGIC V3 HONOR X8A
HONOR 90 LITE HONOR MAGIC VS HONOR X9A
HONOR MAGIC 5 PRO HONOR View 20 HONOR X9B
HONOR MAGIC 6 HONOR X6 HONOR X9C

 

Xiaomi 14 ULTRA Xiaomi 13T PRO Xiaomi 11i
Xiaomi 14 Xiaomi 12T Xiaomi 11
Xiaomi 14T Xiaomi 12T PRO Xiaomi 11 ULTRA
Xiaomi 14 T Pro Xiaomi 12 Xiaomi 10T PRO
Xiaomi 13 Xiaomi 12X Xiaomi 10T
Xiaomi 13 LITE Xiaomi 12 PRO Xiaomi 10T LITE
Xiaomi 13 PRO Xiaomi 11T PRO XIAOMI MIX FLIP
Xiaomi 13 ULTRA Xiaomi 11T  
Xiaomi 13T Xiaomi 11 LITE  

 

 

 

REDMI NOTE 14 PRO+ REDMI NOTE 12 PRO+ REDMI NOTE 7
REDMI NOTE 14 PRO REDMI NOTE 12 PRO REDMI 9A
REDMI NOTE 14 REDMI NOTE 12 REDMI 7
REDMI NOTE 13 PRO+ REDMI NOTE 11 PRO+ REDMI 7A
REDMI NOTE 13 PRO REDMI NOTE 11 PRO REDMI 6A
REDMI NOTE 13  REDMI NOTE 10  
REDMI NOTE 13C REDMI NOTE 9T  

 

VIVO X100S VIVO X70 VIVO X FOLD2
VIVO X100S PRO VIVO X70 Pro VIVO S18
VIVO X100 VIVO X27 VIVO Y100
VIVO X100 PRO VIVO X23 VIVO Y97
VIVO X100 Ultra VIVO X FLIP VIVO Y93
VIVO X200 PRO VIVO X FOLD 3 VIVO Y78+

 

Sony Xperia 10 IV 

Sony Xperia 1 V

Sony Xperia XZ2

Sony Xperia 10 V

Sony Xperia 1 III

Sony Xperia XZ2 Compact

Sony Xperia 10 VI

Sony Xperia 1 II

Sony Xperia X Compact

Sony Xperia 10 III

Sony Xperia 1

Sony Xperia X Performance

Sony Xperia 10 II

Sony Xperia Pro I

Sony Xperia Z3

Sony Xperia 5 IV

Sony Xperia X

Sony Xperia Z3+

Sony Xperia 5 V

Sony Xperia XZ

Sony Xperia Z5

Sony Xperia 5 III

Sony Xperia XZs

Sony Xperia Z5 Compact

Sony Xperia 5 II

Sony Xperia XZ Premium

Sony Xperia Z5 Premium

Sony Xperia 5

Sony Xperia XZ1

Sony Xperia 10

Sony Xperia 1 IV 

Sony Xperia XZ1 Compact

Sony Xperia 10 Plus

Sony Xperia 1 VI

Sony Xperia XZ3

 

 

ASUS ROG Phone 9 ASUS ROG Phone 6D ASUS ZenFone 11 ULTRA
ASUS ROG Phone 9 Pro ASUS ROG Phone 6 DIABLO ASUS ZenFone 10
ASUS ROG Phone 8 Pro ASUS ROG Phone 6 ASUS ZenFone 9
ASUS ROG Phone 8 ASUS ROG Phone 5s Pro ASUS ZenFone 8 Flip
ASUS ROG Phone 7 ULTIMATE ASUS ROG Phone 5s ASUS ZenFone 8 
ASUS ROG Phone 7 ASUS ROG Phone 5 ASUS ZenFone 7
ASUS ROG Phone 6D ULTIMATE ASUS ROG Phone III  
ASUS ROG Phone 6D BATMAN ASUS ROG Phone II  

 

NOTHING PHONE 2a

NOTHING PHONE 2

NOTHING PHONE 1

CMF BY NOTHING PHONE 1 

 

 

 

NOKIA 8210 4G NOKIA 8 NOKIA 8 Sirocco
NOKIA G50  NOKIA 8.3 NOKIA 2.3
NOKIA G60  NOKIA 7.2 NOKIA 215
NOKIA X20 NOKIA 7.1 NOKIA 3210
NOKIA X30  NOKIA 6.1  
NOKIA 9 NOKIA 7 Plus  

 

LG G7+

LG G6+

LG V30+

LG G7 Fit

LG G6

LG Q6+

 

LG V40

LG K11

 

HTC U12+

HTC U11+

HTC Desire 12+

 

 

 

XIAOTIANCAI Z6 SMARTWATCH XIAOTIANCAI Z7 SMARTWATCH XIAOTIANCAI Z9 SMARTWATCH
XIAOTIANCAI Z6A SMARTWATCH XIAOTIANCAI Z8 SMARTWATCH XIAOTIANCAI Z10 SMARTWATCH

 

Note:

-       The above mentioned devices are referred to those bought at CTM . For those that are not, please check with the relevant suppliers.