what are abbreviations.
First pram?
I've never seen it fix anything. PRAM is Parameter Random Access Memory. As Artie knows from personal experience, it can sometimes fix an issue. To see some other possibilities, read Mac OS X: What's stored in PRAM.
Jon
macOS 11.7.10, iMac Retina 5K 27-inch, late 2014, 3.5 GHz Intel Core i5, 1 TB fusion drive, 16 GB RAM, Epson SureColor P600, Photoshop CC, Lightroom CC, MS Office 365
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