WireGuard + antifilter + DNSCrypt -> Flint (GL-AX1800)

[garaemon]

I successfully upgraded the firmware but I cannot install luci-proto-wg because of the failure of source update.
The same error was reported here.

Source update fails on AX1800 v4.0.1

Updating software source on OpenWRT: Downloading https://downloads.openwrt.org/releases/21.02-SNAPSHOT/targets/ipq807x/ipq60xx/packages/Packages.gz *** Failed to download the package list from https://downloads.openwrt.org/releases/21.02-SNAPSHOT/targets/ipq807x/ipq60xx/packages/Packages.gz Downloading https://downloads.openwrt.org/releases/21.02-SNAPSHOT/packages/arm_cortex-a7/base/Packages.gz Updated list of available packages in /var/opkg-lists/openwrt_base Downloading https://downloads.ope…

Do you know how to fix it?