If di pa din to gumana sir, one option is to buy a Wifi Dongle na plug and play. Like Comfast or LB-Link.na detect ba sa Device Manager yung wifi adapter mo?
pede patingin ng adapters mo.
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nka encounter ako nito dati sa kasama ko na laptop dalawang laptop ibang issues.
ang isa is mahina yung reception ng wifi at ang isa is wla tlgang na detect ng wireless networks.
causes.
virus
hardware problem.
broken wireless wired receiver at the back of laptop.
best course of action is to reformat. this will allow us to eliminate variables in fixing your problem.