Headphone detection on a laptop usually fails due to output selection, driver faults, jack issues, or Bluetooth pairing mistakes.

Laptop Wi-Fi misses networks due to driver faults, hidden SSID, wrong band (2.4/5/6 GHz), channel crowding, or power settings—match, update, reboot.

HDMI not working on your laptop usually means input is wrong, the cable or adapter can’t carry the mode, or display settings need a tweak.

Yes—if your laptop battery stalls below 100%, charge limits, heat, wear, background load, or a weak adapter usually cap it; adjust settings or fix hardware.

Laptop USB ports often deliver limited power or block power when sleeping; a proper cable, the right port, and USB-PD support usually solve phone charging.

Laptop not charging to 100% often comes from battery health limits, adaptive charging, wear, heat, charger mismatch, or misread gauges.

Most laptop-to-monitor problems stem from a wrong input, a bad or mismatched cable, disabled display modes, or out-of-date graphics drivers and firmware.

Laptop not detecting a second display usually comes down to cable or port mismatch, driver faults, input selection, or resolution and refresh conflicts.

An iPhone hotspot not showing on a laptop usually means Wi-Fi or “Allow Others to Join” is off—toggle Hotspot and try “Maximize Compatibility”.

Laptop brightness won’t change when adaptive brightness, HDR, drivers, or external-monitor limits take over—disable them or update the driver.