I understand your disappointment, but it's a fine PDA. That's how I use mine even though my phone and data work okay. I have Lineage 21 (Android 14) on it and it is so much more productive than a slab phone. My slab phone only serves as a car phone (paired with Android Auto). My Pro1x is my daily driver for everything else. I have a Pro1 also, but I prefer the Pro1x (mostly because so better Qwerty keyboard decisions for my use).
If it still can charge, I would maintain it. Or at least sell it. But don't toss it (You may have meant that not literally, I don't know). But, yeah, if it