How to Reformat Stubborn Flash Drives with Operating Systems – using DISKPART

I am working with Raspberry Pis again and running into this issue where I have burned operating systems to sd cards but when i try to re-use one it doesn’t come up in my PC. Diskpart to the rescue… I remember in the past I used to use this page a lot: https://www.howtogeek.com/235824/how-to-clean-a-flash-drive-sd-card-or-internal-drive-to-fix-partition-and-capacity-problems/

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