Remove the check mark and select Apply.
My Setup | Internet Cable 1000↓/50↑ CAX80 Mode Mode | ISP SparkLight | Wifi Router Orbi RBK853 v126.96.36.199(Router Mode), Wired Backhaul | Switches Netgear GS105/8 |
Additional NG HW: C7800/CM1100/CM1200/CM2000, Orbi CBK40, CBR750, RBK953(v188.8.131.52) & XR450(v130), RBK853 v184.108.40.206(AP) & RBK752 v220.127.116.11, RBK50(v23), SXK30(v110), R7000(v34), R7800(v84), R7960P(v84), EX7500/EX7700, GS308v3 and WNHDE111
It might, that is what this will test. AX is new tech to make wireless faster. the problem may be that your devices on 2.4 cannot handle the extra stuff that AX does.