If fetch failure occurs for libinput, comment SRC_URI related changes from meta-cmf/recipes-graphics/libinput/libinput_git.bbappend.
If fetch failure occurs for gst-plugins-ugly,use mirror source, for that comment out SRC_URI related changes from meta-cmf/recipes-multimedia/gstreamer/gstreamer1.0-plugins-ugly_git.bbappend.
If the wireless networks are not listed in controller wifi page, try after disabling and enabling wifi from Network page, networks will be listed.
Disable cntlm-main.service if device reboot occasionally.