Dell Wireless 1820 DW1820 QCNFA344A Driver Download for Windows 7/8/10

Dell Wireless 1820 (DW1820)
Qualcomm Atheros P/N: QCNFA344A
IEEE 802.11 a/b/g/n/AC
Bluetooth v4.1 +HS
Interface (Bus) Type: M.2 Form Factor

Compatible Dell Laptops:
-Alienware M15, M17
-OptiPlex 7460
-Inspiron Desktop 24 (5475), 27 (7775)
-Precision Workstation Desktop 5720 AIO
-Alienware Desktop Aurora R5, Aurora R7
-G Series G7 7590, G7 7790, G5 5500, G7 7700, G5 SE 5505
-Inspiron 13 (7359) 2-in-1, 13 (5378) 2-in-1, 15 (5578) 2-in-1, 17 (5765), 15 (5576), 15 (5579) 2-in-1, 17 (5775), 13 (5379) 2-in-1, 17 (7773) 2-in-1, 15 (7572), 14 (7472), 15 (5584), 3584, 3585, 3781, 14 (5485), 15 (3583), 3595, 3593, 15 (3590), 3581, 5594, 5593, 5405, 5505, 15 (5583), 15 (5585), 3481
-Latitude E5570, 5414 Rugged, 3350, 3460, 3470, 3560, 3570, E5270, E5470, E7270, E7470, 5580, 7480, 5480, 7280, 5280, 13 (3380), 5285 2-in-1, 5289 2-in-1, 3480, 3580, 7490, 5290, 5590, 7390, 7389 2-in-1, 7380, 3590, 7212 Rugged, 5420 Rugged, 5424 Rugged, 5490, 5491, 5495, 5591, 7290, 3390 2-in-1, 3490, 7390 2-in-1, 7400 2-in-1, 5290 2-in-1, 7400, 5300, 5300 2-in-1, 5500, 7300, 5501, 5401, 5400, 3500, 3400, 3300, 3410, 3510, 5511, 5410
-XPS 15 (7590)
-Precision 15 (5510), 15 (7510), 17 (7710), 15 (3510), 3520, 7520, 5520, 7720, 3530, 7530, 7730, 3541, 3540, 7540, 7740
-Vostro 14 (5459), 3591

Dell Wireless 1820 WiFi + Bluetooth Driver (Dell.com)

Driver for Windows (Dell.com)