Their reports are especially worrying because Apple decided to solder the SSD chip directly onto the motherboard, making it impossible for users to replace it. Now, some users of M1 Macs are reporting serious issues with the overuse of their SSDs.
Typically, this isn’t an issue because most SSDs become obsolete much sooner than what it takes the average user to exceed the advertised lifespan, which is indicated in terabytes written over time (TBW).
All solid-state drives (SSDs) have a finite lifespan because the flash cells inside them eventually wear out and become unreliable.
