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General FAQs

See our most frequently-asked questions about accessories and more.

What is a CPL filter?

We have a page dedicated to this inquiry that you can find on our What is a CPL Filter guide. A CPL (circular polarizing lens) filter is a lens that you can put over your existing dash cam lens to reduce glare and reflection, which in turn improves v

How do I format my microSD card?

If you have just purchased a new microSD card to use with your dash cam, we recommend formatting it on your computer first. Most of the time, the SD card will come pre-formatted with no data on board. Simply insert it into the dash cam and power it o

How often should I format my micro SD card?

We recommend formatting the SD card of your dash cam once every 2-3 months. This is not required by any means, and is simply to help with the long-term health of the card. This is especially helpful with dash cams, due to the constant, aggressive rea

What is the typical lifespan of a memory card?

MicroSD cards are consumable items. Due to the stress and build-up of bad blocks (spaces on the memory card that files can no longer be stored in) and the aggressive, constant overwriting cycles, SDs typically have a lifetime of 8-12 months with regu

My SD card is stuck in "Read-Only" mode, "write protected", or otherwise won't format! What should I do?

If you have connected your SD card to your computer and attempted to format it, only to find that it is stuck in a "read-only mode", "write protected" or otherwise fails to format, then it is most likely that your SD card has gone bad and is no longe

What is the difference between the OEM microSD cards from the manufacturers, third-party microSD cards, and the BlackboxMyCar guaranteed microSD cards?

At BlackboxMyCar, we're proud to offer our very own BlackboxMyCar guaranteed memory cards. These cards are manufactured exclusively for BlackboxMyCar, and are fully certified and guaranteed to work in our full range of dash cams. They are engineered