Edit: Linux Questions Org bracht me tot jou identiek probleempje . Ze adviseren om de Realtek bij te werken tot de gloednieuwe versie. Meer kan je lezen op volgende link. Het installatie-script is redelijk eenvoudig.
https://www.realtek.com/en/component/zoo/category/network-interface-controllers-10-100-1000m-gigabit-ethernet-pci-express-software
Dat gaat helemaal niet over de Atheros WiFikaart, maar over de Realtek ethernetkaart. Dus dat heeft er totaal niets mee te maken.
@Ronaldsa: post eens een volledig systeemoverzicht, op de volgende wijze:
https://makkelijkelinuxtips.blogspot.com/p/inxi.html
System: Host: ronald-Aspire-A517-51 Kernel: 5.3.0-51-generic x86_64
bits: 64 gcc: 7.5.0
Desktop: Gnome 3.28.4 (Gtk 3.22.30-1ubuntu4)
Distro: Ubuntu 18.04.4 LTS
Machine: Device: laptop System: Acer product: Aspire A517-51 v: V2.03 serial: N/A
Mobo: KBL model: Dragonite_KL v: V2.03 serial: N/A
UEFI: Insyde v: V2.03 date: 05/22/2019
Battery BAT1: charge: 27.8 Wh 59.3% condition: 47.0/48.9 Wh (96%)
model: LG 004B384234314341 status: Charging
CPU: Dual core Intel Core i3-7020U (-MT-MCP-)
arch: Kaby Lake rev.9 cache: 3072 KB
flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 9199
clock speeds: max: 2300 MHz 1: 700 MHz 2: 700 MHz 3: 700 MHz
4: 700 MHz
Graphics: Card: Intel Device 5921 bus-ID: 00:02.0
Display Server: x11 (X.Org 1.20.5 ) driver: i915
Resolution: 1920x1080@60.03hz
OpenGL: renderer: Mesa DRI Intel Kabylake GT2F
version: 4.5 Mesa 19.2.8 Direct Render: Yes
Audio: Card Intel Sunrise Point-LP HD Audio
driver: snd_hda_intel bus-ID: 00:1f.3
Sound: Advanced Linux Sound Architecture v: k5.3.0-51-generic
Network: Card-1: Realtek RTL8111/8168/8411 PCIE Gigabit Ethernet Controller
driver: r8169 port: 3000 bus-ID: 01:00.1
IF: enp1s0f1 state: down mac: <filter>
Card-2: Qualcomm Atheros QCA9377 802.11ac Wireless Network Adapter
driver: ath10k_pci bus-ID: 02:00.0
IF: wlp2s0 state: up mac: <filter>
Drives: HDD Total Size: 256.1GB (7.6% used)
ID-1: /dev/sda model: HFS256G39TND size: 256.1GB temp: 41C
Partition: ID-1: / size: 90G used: 19G (22%) fs: ext4 dev: /dev/sda5
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 45.0C mobo: N/A
Fan Speeds (in rpm): cpu: N/A
Info: Processes: 269 Uptime: 26 min Memory: 1769.4/7836.8MB
Init: systemd runlevel: 5 Gcc sys: 7.5.0
Client: Shell (bash 4.4.201) inxi: 2.3.56