Problema Wifi com o Ubuntu 18.04

Question

Eu mudei do Windows 10 para o Ubuntu 18.04. Minha velocidade de wifi reduziu drasticamente, eu uso um realtek usb dongle no meu pc. Eu tenho todos os drivers instalados. Dongle eu estou usando é - Ralink Technology, Corp Adaptador sem fio MT7601U

• comando - comando: sudo lshw -C rede

O / P:

* - rede

   description: Ethernet interface
   product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
   vendor: Realtek Semiconductor Co., Ltd.
   physical id: 0
   bus info: pci@0000:01:00.0
   logical name: enp1s0
   version: 0c
   serial: 1c:1b:0d:c8:e4:0e
   size: 10Mbit/s
   capacity: 1Gbit/s
   width: 64 bits
   clock: 33MHz
   capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
   configuration: autonegotiation=on broadcast=yes driver=r8168 driverversion=8.045.08-NAPI duplex=half latency=0 link=no multicast=yes port=twisted pair speed=10Mbit/s
   resources: irq:124 ioport:e000(size=256) memory:ef000000-ef000fff memory:e0000000-e0003fff

* - rede

   description: Wireless interface
   physical id: 2
   bus info: usb@1:8
   logical name: wlx001ea6c98996
   serial: 00:1e:a6:c9:89:96
   capabilities: ethernet physical wireless
   configuration: broadcast=yes driver=mt7601u driverversion=4.15.0-22-generic firmware=N/A ip=192.168.1.38 link=yes multicast=yes wireless=IEEE 802.11

• comando: lspci -knn | grep Net -A3; lista rfkill

• Saída:

  0: phy0: Wireless LAN
  Soft blocked: no
  Hard blocked: no
  

• comando: lspci

• Saída:

  00:00.0 Host bridge: Intel Corporation Intel Kaby Lake Host Bridge (rev 05)
  00:02.0 VGA compatible controller: Intel Corporation HD Graphics 630 (rev 04)
  00:14.0 USB controller: Intel Corporation Sunrise Point-H USB 3.0 xHCI Controller (rev 31)
  00:16.0 Communication controller: Intel Corporation Sunrise Point-H CSME HECI #1 (rev 31)
  00:17.0 SATA controller: Intel Corporation Sunrise Point-H SATA controller [AHCI mode] (rev 31)
  00:1c.0 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root Port #5 (rev f1)
  00:1c.5 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root Port #6 (rev f1)
  00:1c.6 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root Port #7 (rev f1)
  00:1c.7 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root Port #8 (rev f1)
  00:1d.0 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root Port #9 (rev f1)
  00:1d.1 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root Port #10 (rev f1)
  00:1f.0 ISA bridge: Intel Corporation Sunrise Point-H LPC Controller (rev 31)
  00:1f.2 Memory controller: Intel Corporation Sunrise Point-H PMC (rev 31)
  00:1f.3 Audio device: Intel Corporation Sunrise Point-H HD Audio (rev 31)
  00:1f.4 SMBus: Intel Corporation Sunrise Point-H SMBus (rev 31)
  01:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 0c)
  

• comando - lspci | grep -i wireless

• saída - sem saída