Thinking inside the aluminium box to refresh the parts that other tips can’t reach.
BLACK SCREEN IMAC LOCKOUT
Q At seemingly random times, the display of my iMac (21.5-inch, Mid 2011) goes completely black, and the system is then unusable, so I have to perform a forced shutdown using its power button. This iMac has a Radeon HD 6770M graphics card. Why is this happening? by Bob Pringle
A Given its vintage, a dying graphics card or other hardware could be to blame. Several models of graphics cards have suffered premature failure, probably because of the introduction of lead-free solder, and some have had their warranties extended as a result.
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Denne historien er fra November 2016-utgaven av MacFormat UK.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
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Death Stranding Director's Cut
An outstanding horror tale
Hidden Kingdoms
Panic relief for the nervous traveller
QDOS SnapStand 3-in-1
Charge three devices in one plug socket
Record sounds on Mac
Record different sound sources with QuickTime Player and Audio Hijack
One more thing Apple Watch
Graham Barlow has stopped wearing his Apple Watch, but will sleep apnoea detection make him change his mind?
Halide Mark II (2.15)
The ideal app for photographers looking for more manual control
reMarkable 2, Marker Plus & Type Folio
A tablet that gives a note-paper experience
Belkin Auto-Tracking Stand Pro
Get your iPhone to follow your every move!
AirPods 4 with ANC
A new design and Active Noise Cancellation make these a must-have
iPhone 16 Pro
Bigger and better in almost every way - and with power to spare
