HOW TO UPGRADE MEMORY/RAM ON AN APPLE IMAC 21.5 inch or 27 inch(Late 2009 - Mid 2011)

A step by step guide on how to upgrade the memory in your IMAC 21.5 or 27 inch versions. The upgrade has been carried out on a late 2009 but the same proceedure is used for later models up to about late 2011. The proceedure is also the same for the 21.5 inchand 27 inch models.

Anti-static precautions should be taken to complete this step by step guide to upgrade your iMAC memory.

Tools Needed

1. Philips screw driver
2. Soft towel

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