2019年7月30日 · Evening all, So, I regrettably bought an iMac 2017 21.5" 4k Retina, 3.0 GHz, 8GB RAM, 1TB HDD last year... Compared to my Macbook Air with an SSD it is very sluggish, even whilst completing basic tasks (such as using MS Office and Chrome). I would like to upgrade the HDD to a SSD. I've been...

2021年8月9日 · Hi all, this is my first post. I own a 21.5" mid-2010 iMac mounting a 3,06 GHz Intel Core i3-540 CPU and a very bad ATI Radeon HD 4670 256 MB. Since it is still running well, and I would like to upgrate its CPU to an i5-680 and its GPU to Nvidia Quadro K2000M (MXM-A), but I have some concerns...

2018年2月27日 · I'm about to open my late 21.5" imac (again) to upgrade the wi-fi card to make it Big Sur compatible. I will also upgrade to 16Gb RAM. I've already fitted an SSD. What else should I consider? Should I be replacing thermal paste etc? I want it to last another 3 years or so, so I'll...

2019年8月29日 · Hi guys, 3 months ago I purchased new 2019 iMac (21.5 QC i3 3.6GHz Retina 4K/8GB/1TB/Radeon Pro 555X w 2GB). It was just sitting in the box while because I didn't want to open it before I move to my new apartment. 3 days ago I put in on my new desk, turned it on for the first time and I'm not...

2010年6月25日 · Couple of other things I learnt along the way is that in the uk it’s almost impossible to find iMac screen adhesive strips advertised as compatible with a 2019 21.5” iMac.

2023年9月15日 · Hello. I have an original late 2013 iMac 21.5'', which has never required service, never been opened or tampered with. However, it's become very slow over the years, and its 1T hard drive is almost full. I'd like to renew it so it will be fast, high-capacity, robust, and durable and serve me well another decade like new.

2020年3月16日 · Hi guys, I've got (also) a iMac 21.5 Late 2012 with: 2.7 GHz i5 quad-core 8GB ram (4gb+4gb) Os Catalina Unluckly, with last Os 10.15.3 my iMac is really slow. Reading on web, some people advice me to upgrade my hardware with: SSD DISK 16GB RAM (double up) In your opinion, could be a good...

2022年3月21日 · Hi there! its worth trying to upgrade imac 21.5 2011 to Big Sur or Monterey with Opencore? performance-wise? any experience? thanks in advance!

2010年7月17日 · Hi, I just reset an iMac (late 2015) 21.5 inch (A1418) with High Sierra. Would High Sierra be the best option for this Mac or would you recommend a different one? Thanks...

2013年6月14日 · iMac 2009 to 2011 MXM3 graphics card upgrade (Lastest update 09/22/2024 - this is the official documentation page - you found it finally!) This is the single and only documentation post. During the last years we constantly updated this post to reflect the lastet development of vBIOS and OCLP...