其實R8000p,由17年出到宜家個firmware都係用到咁上下會跌速,或者死2.4G....(已試過晒幾個version,宜家用緊最update version幾日,so far so good)我嗰部仲好笑,屋企用1000m寬頻,買返嚟用5g WiFi過唔到100m,結果要開住router抆插lan線先正常,我都換過一次機(一月買五月換),一樣會跌速/死2.4,應該係firmware問題。netgear嗰forum有條thread有十幾頁都係講跌速問題,最近好似畀人嘈話佢靜靜雞將啲thread變成solved。睇嚟正常既firmware有仲排等,我就奇怪香港冇人嘈,如果有得trade in 我都想trade咗佢走