A developer reverse-engineered Lenovo's proprietary WWAN unlock blob on a ThinkPad T14s, replacing it with a 100-line bash script. The article explains FCC regulatory compliance for embedded modems and provides a transparent alternative to the proprietary helper.
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Replacing Lenovo’s WWAN Unlock Blob with a 100-Line Bash Script
Developer reverse-engineered Lenovo's WWAN modem unlock firmware on ThinkPad T14s, replacing a proprietary blob with a 100-line bash script—proving FCC compliance doesn't require closed-source code.
Saturday, April 11, 2026 12:00 PM UTC2 MIN READSOURCE: LobstersBY sys://pipeline
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