There is a really big difference in download speeds in my PC in Ubuntu vs Windows. Linux is giving about 13Kbps whereas average speed in windows is about 2Mbps.
It maybe some driver problem.
Outputs of lsusb
and lsmod | grep rtl
:
$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 1bcf:2c83 Sunplus Innovation Technology Inc.
Bus 001 Device 002: ID 8087:0aa7 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
$ lsmod | grep rtl
btrtl 16384 1 btusb
bluetooth 552960 33 btrtl,btintel,btbcm,bnep,btusb,rfcomm
lspci -nnk | grep -A3 0280
? – Kulfy May 11 '19 at 17:25