ແນະນຳ
Welcome to the user manual for your new DOOGEE N55 PRO 4G Smartphone. This guide provides essential information to help you set up, operate, maintain, and troubleshoot your device. The DOOGEE N55 PRO is designed for seamless communication and entertainment, featuring the latest Android 14 operating system, a powerful Octa-Core processor, a large 6.56-inch HD+ display, and a long-lasting 5150mAh battery.
ແມ່ນຫຍັງຢູ່ໃນກ່ອງ?
Upon opening your DOOGEE N55 PRO package, please verify that all the following items are included:
- 1 x DOOGEE N55 PRO Smartphone
- 1 x ສາຍ Type-C
- 1 x ເຄື່ອງສາກ
- ຟິມປ້ອງກັນ 1 x TP (ໃຊ້ແລ້ວ)
- 1 x ເຄສປ້ອງກັນ TPU
- 1 x ເຂັມຖອດ SIM Card
- 1 x ກ່ອງບັນຈຸ
- 1 x ຄູ່ມືຜູ້ໃຊ້

Image: Package contents of the DOOGEE N55 PRO smartphone, showing the phone, charging accessories, protective film, case, SIM tool, and user manual.
ສິນຄ້າເກີນview
The DOOGEE N55 PRO features a sleek and ergonomic design, making it comfortable to hold and use.

ຮູບພາບ: ດ້ານຫນ້າແລະດ້ານຫລັງ view of the DOOGEE N55 PRO smartphone, highlighting its blue finish and camera module.
ຄຸນນະສົມບັດທີ່ສໍາຄັນ:
- ຈໍສະແດງຜົນ: 6.56" HD+ 90Hz IPS Waterdrop Screen with 20:9 aspect ratio, 16.7 million colors, 350cd/m² brightness, and 1500:1 contrast.
- ໜ່ວຍປະມວນຜົນ: Powerful Octa-Core Processor (Spreadtrum T606) for smooth performance.
- ຫນ່ວຍຄວາມຈໍາ & ການເກັບຮັກສາ: Up to 16GB RAM (8GB physical + 8GB virtual) and 256GB ROM, expandable up to 1TB via TF card.
- ກ້ອງຖ່າຍຮູບ: 13MP AI Main Camera and 8MP Front Camera.
- ແບັດເຕີຣີ: 5150mAh Mega Battery for extended usage.
- ລະບົບປະຕິບັດການ: Latest Android 14.
- ຄວາມປອດໄພ: ປົດລັອກດ້ວຍໜ້າ.
- ການເຊື່ອມຕໍ່: Dual 4G Global Network, Dual-Band Wi-Fi, GPS, Glonass, Galileo, Beidou, AGPS.
- ການອອກແບບ: Ultra-slim (8.6mm) and lightweight (198g) body.

Image: Visual summary of the DOOGEE N55 PRO's main features.
ຕັ້ງຄ່າ
1. Installing SIM Cards and TF Card
The DOOGEE N55 PRO supports dual Nano-SIM cards and one TF (microSD) card for expandable storage.
- ຊອກຫາຖາດຊິມກາດຢູ່ດ້ານຂ້າງຂອງໂທລະສັບຂອງທ່ານ.
- ສຽບເຂັມຖອດຊິມກາດເຂົ້າໄປໃນຮູນ້ອຍໆຂ້າງຖາດເພື່ອຖອດມັນອອກ.
- Carefully place your Nano-SIM cards and/or TF card into the designated slots on the tray. Ensure the gold contacts are facing down.
- ຄ່ອຍໆຍູ້ຖາດກັບໃສ່ໂທລະສັບຈົນກວ່າມັນຈະກົດໃສ່ບ່ອນ.

Image: Illustration of how to insert dual Nano-SIM cards and a TF card into the phone's tray.
2. ການສາກອຸປະກອນ
Before first use, it is recommended to fully charge your DOOGEE N55 PRO.
- Connect the Type-C cable to the charging port at the bottom of your phone.
- ເຊື່ອມຕໍ່ສົ້ນອື່ນຂອງສາຍກັບສາຍສາກທີ່ສະໜອງໃຫ້.
- ສຽບສາຍສາກໃສ່ປລັກສຽບໄຟ.
- ໄອຄອນແບັດເຕີຣີໃນໜ້າຈໍຈະສະແດງສະຖານະການສາກໄຟ.

Image: The DOOGEE N55 PRO being charged, with details on battery life: 419 hours standby, 36 hours calling, 35 hours music playback, and 9.5 hours video watching.
3. ເປີດເຄື່ອງເລີ່ມຕົ້ນ ແລະຕົວຊ່ວຍສ້າງການຕັ້ງຄ່າ
Press and hold the Power button until the DOOGEE logo appears. Follow the on-screen instructions to complete the initial setup, including language selection, Wi-Fi connection, Google account setup, and security settings.
ການປະຕິບັດອຸປະກອນຂອງທ່ານ
ການນໍາທາງພື້ນຖານ
Your DOOGEE N55 PRO uses intuitive touch gestures for navigation:
- ແຕະ: ເພື່ອເລືອກລາຍການ ຫຼືເປີດແອັບໃດໜຶ່ງ.
- ປັດ: ເພື່ອເລື່ອນຜ່ານໜ້າຈໍ ຫຼືລາຍການຕ່າງໆ.
- ເມື່ອເຂົ້າຕາຈົນ: ເພື່ອຊູມເຂົ້າ ຫຼືອອກໃນຮູບພາບ ແລະ web ໜ້າ.
- ຂ່າວຍາວ: ເພື່ອເຂົ້າເຖິງເມນູບໍລິບົດ ຫຼືຍ້າຍໄອຄອນ.
ປົດລັອກດ້ວຍໜ້າ
For quick and secure access, set up Face Unlock:
- ໄປທີ່ ການຕັ້ງຄ່າ > ຄວາມປອດໄພ & ຄວາມເປັນສ່ວນຕົວ > ປົດລັອກດ້ວຍໜ້າ.
- Follow the on-screen prompts to register your face.
- Ensure you are in a well-lit environment during registration.

Image: The 8MP front camera and a demonstration of the Face Unlock feature, allowing instant access to the phone.
ການນໍາໃຊ້ກ້ອງຖ່າຍຮູບ
Capture moments with the 13MP AI Main Camera and 8MP Front Camera.
- ເປີດແອັບກ້ອງຖ່າຍຮູບຈາກໜ້າຈໍຫຼັກ ຫຼືແຖບລິ້ນຊັກແອັບຂອງທ່ານ.
- ແຕະປຸ່ມຊັດເຕີເພື່ອຖ່າຍຮູບ.
- ສະຫຼັບລະຫວ່າງກ້ອງໜ້າ ແລະກ້ອງຫຼັງໂດຍໃຊ້ໄອຄອນສະຫຼັບກ້ອງຖ່າຍຮູບ.
- Explore modes like ໂໝດກາງຄືນ for enhanced low-light photography.

Image: Detail of the 13MP AI Main Camera on the DOOGEE N55 PRO, designed for capturing high-quality images.

ຮູບພາບ: A example photo taken with the DOOGEE N55 PRO's Night Mode, showcasing its ability to capture clear and vivid images in low-light conditions.
ການເຊື່ອມຕໍ່
ອຸປະກອນຂອງທ່ານສະຫນັບສະຫນູນທາງເລືອກການເຊື່ອມຕໍ່ຕ່າງໆ:
- Wi-Fi: ເຊື່ອມຕໍ່ກັບເຄືອຂ່າຍ Wi-Fi ຜ່ານ ການຕັ້ງຄ່າ > ເຄືອຂ່າຍ ແລະອິນເຕີເນັດ > ອິນເຕີເນັດ. Supports Dual-Band Wi-Fi.
- ຂໍ້ມູນມືຖື: ໃຫ້ແນ່ໃຈວ່າຊິມກາດຂອງທ່ານເປີດຢູ່ ແລະຂໍ້ມູນມືຖືຖືກເປີດໃຊ້ໃນ ການຕັ້ງຄ່າ > ເຄືອຂ່າຍ ແລະອິນເຕີເນັດ > ຊິມ.
- GPS: Utilize the accurate navigation system with GPS, Glonass, Galileo, Beidou, and AGPS for precise location tracking.

Image: The DOOGEE N55 PRO displaying a navigation map, illustrating its multi-system GPS capabilities for accurate positioning.
ການຄຸ້ມຄອງການເກັບຮັກສາ
The DOOGEE N55 PRO comes with 256GB of internal storage and supports up to 1TB expandable storage via TF card.
- Regularly check your storage usage in ການຕັ້ງຄ່າ > ການເກັບຮັກສາ.
- ຍ້າຍຂະຫນາດໃຫຍ່ files (photos, videos) to your TF card to free up internal space.
- Uninstall unused applications to optimize performance.

Image: The DOOGEE N55 PRO displaying its memory configuration of up to 16GB RAM and 256GB ROM, highlighting its capacity for smooth operation and storage.

Image: A user playing a game on the DOOGEE N55 PRO, emphasizing the phone's capability for up to 1TB of expandable storage for all media and applications.
ບໍາລຸງຮັກສາ
ການດູແລຫມໍ້ໄຟ
ເພື່ອເພີ່ມອາຍຸການໃຊ້ງານຂອງແບດເຕີລີ່ 5150mAh ຂອງທ່ານ:
- ຫຼີກເວັ້ນອຸນຫະພູມທີ່ຮຸນແຮງ.
- ຢ່າປ່ອຍໃຫ້ແບດເຕີຣີ້ໝົດກ່ອນການສາກໄຟເປັນປະຈຳ.
- ໃຊ້ສະເພາະເຄື່ອງສາກ ແລະ ສາຍສາກທີ່ໃຫ້ມາເທົ່ານັ້ນ.

Image: The DOOGEE N55 PRO charging, illustrating its intelligent battery management system that supports charging even at low temperatures.
ການດູແລຫນ້າຈໍ
The DOOGEE N55 PRO features a screen with vacuum coating for enhanced durability and clarity.
- ໃຊ້ຜ້າທີ່ອ່ອນໆ, ບໍ່ມີສານດ່າງເພື່ອເຮັດຄວາມສະອາດຫນ້າຈໍ.
- ຫຼີກເວັ້ນການສານເຄມີທີ່ຮຸນແຮງຫຼືວັດສະດຸຂັດ.
- The pre-applied TP protective film and included TPU case offer additional protection.

ຮູບພາບ: A ລາຍລະອຽດ view of the DOOGEE N55 PRO's screen with vacuum coating, emphasizing its anti-fingerprint, anti-oil stain, abrasion resistance, and transparency properties.
ອັບເດດຊອບແວ
Keep your device's software up to date to ensure optimal performance and security.
- ໄປທີ່ ການຕັ້ງຄ່າ > ລະບົບ > ອັບເດດລະບົບ ເພື່ອກວດສອບການອັບເດດທີ່ມີຢູ່.
- Ensure your phone is connected to Wi-Fi and has sufficient battery before starting an update.
ການແກ້ໄຂບັນຫາ
If you encounter issues with your DOOGEE N55 PRO, try the following solutions:
| ບັນຫາ | ການແກ້ໄຂທີ່ເປັນໄປໄດ້ |
|---|---|
| ໂທລະສັບບໍ່ເປີດ | ໃຫ້ແນ່ໃຈວ່າໄດ້ສາກໄຟແລ້ວ. ກົດປຸ່ມເປີດປິດຄ້າງໄວ້ຢ່າງໜ້ອຍ 10 ວິນາທີ. |
| ແອັບຂັດຂ້ອງ ຫຼືຄ້າງ | Close background apps. Clear app cache (Settings > Apps > [App Name] > Storage & cache > Clear cache). Restart the phone. |
| ການເຊື່ອມຕໍ່ Wi-Fi ບໍ່ດີ | Restart your Wi-Fi router. Forget and reconnect to the Wi-Fi network on your phone (Settings > Network & internet > Internet). Ensure you are within range of the Wi-Fi signal. |
| ແບັດເຕີຣີໝົດໄວ | Reduce screen brightness. Close unused apps. Turn off Wi-Fi/Bluetooth when not in use. Check battery usage in Settings to identify power-hungry apps. |
| ໂທລະສັບບໍ່ໄດ້ສາກໄຟ | Check the charging cable and adapter for damage. Try a different power outlet. Ensure the charging port is clean and free of debris. |
| ການປົດລັອກດ້ວຍໜ້າບໍ່ເຮັດວຽກ | Ensure you are in a well-lit area. Re-register your face in settings. Clean the front camera lens. |
If the problem persists, consider performing a factory reset (backup your data first) or contact customer support.
ຂໍ້ມູນຈໍາເພາະ
Detailed technical specifications for the DOOGEE N55 PRO:
| ຄຸນສົມບັດ | ລາຍລະອຽດ |
|---|---|
| ຊື່ຕົວແບບ | DOOGEE N55 PRO |
| ລະບົບປະຕິບັດການ | Android 14 |
| ໂຮງງານຜະລິດ | Spreadtrum T606 Octa-Core |
| RAM | 8GB (expandable to 16GB with virtual memory) |
| ບ່ອນຈັດເກັບຂໍ້ມູນພາຍໃນ (ROM) | 256GB |
| ການເກັບຮັກສາທີ່ຂະຫຍາຍໄດ້ | ສູງສຸດ 1TB ຜ່ານບັດ TF |
| ຂະຫນາດຈໍສະແດງຜົນ | 6.56 ນິ້ວ |
| ຄວາມລະອຽດການສະແດງ | 1280 x 720 (HD+) |
| ອັດຕາການໂຫຼດຂໍ້ມູນຄືນໃໝ່ | 90Hz |
| ກ້ອງຫຼັກ | ກ້ອງ AI 13MP |
| ກ້ອງໜ້າ | 8MP |
| ຄວາມອາດສາມາດຫມໍ້ໄຟ | 5150mAh |
| ປະເພດຊິມກາດ | Dual Nano-SIM |
| ເຕັກໂນໂລຢີເຄືອຂ່າຍ | 4G LTE, WCDMA, GSM |
| ການເຊື່ອມຕໍ່ໄຮ້ສາຍ | Wi-Fi (Dual-Band), Bluetooth, GPS, Glonass, Galileo, Beidou, AGPS |
| ຄຸນນະສົມບັດຄວາມປອດໄພ | ປົດລັອກດ້ວຍໜ້າ |
| ຂະໜາດ | ຄວາມຫນາ 8.6mm |
| ນ້ຳໜັກ | 198g |
| ສີ | ສີຟ້າ |
ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
ຂໍ້ມູນການຮັບປະກັນ
All DOOGEE unlocked phones purchased from authorized retailers are guaranteed for 12 months from the date of purchase. This warranty covers manufacturing defects and workmanship. Please retain your proof of purchase for warranty claims.
ການຊ່ວຍເຫຼືອລູກຄ້າ
If you have any questions, concerns, or require technical assistance with your DOOGEE N55 PRO, please contact DOOGEE customer support. You can typically find contact information on the official DOOGEE webເວັບໄຊ ຫຼືຜ່ານຮ້ານຄ້າປີກບ່ອນທີ່ທ່ານຊື້ອຸປະກອນ.
For more information, visit the official DOOGEE Store: DOOGEE Store ໃນ Amazon.





