Sysupgrade -c version does not change

i am using sysupgrade -c to upgrade openwrt,
but i add an appversion line to banner file,
after i sysupgrade , it does not change, how to handle the new version code (appversion_V_3_0_5)?

 MTK OpenWrt SDK V3.4
 revision : sdk-20160324-8f8e4f1e
 benchmark : APSoC SDK
 appversion : appversion_V_3_0_5
 kernel : 144992

Your post does not appear to be related to an officially released OpenWrt version, package or supported operation.

It is unlikely that you will receive useful input here.

Please seek advise from the relevant maintainer.

1 Like

sysupgrade could exclude one file to backup?