Initially, when electric-car maker Tesla ( TSLA 3.45%) released its fourth-quarter results, the stock popped. But shortly after the market opened on Thursday, the stock's return for the day turned negative. This has added to the stock's weakness in recent weeks. As of this writing, the stock is down more than 11% over the past month.

Tesla has provided its Chinese customers with the ability to set up if-this-then-that-style automations that open a new realm of convenience features

Tesla is pushing a new software update that adds a handy workaround for when your charge cable gets stuck in the charge port.

Starting in February, Tesla will no longer offer the option to purchase Full-Service Driving for a one-time fee.

Tesla requires U.S. and Canada buyers to subscribe to FSD for Autosteer and other advanced driver-assistance features.

Tesla EVs have a new Autopilot computer and sensor suite dubbed HW4.5, making it even less likely that the HW3 vehicles will be supported for FSD Unsupervised

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Tesla will offer its Full Self-Driving software only through monthly subscriptions starting Feb. 14, ending the one-time purchase option.

Elon Musk is reshaping how Tesla owners pay for driver assistance, scrapping the familiar Autopilot package while preparing to charge more for access to Full Self-Driving. The shift turns what many buyers saw as a built-in safety net into a premium software service,