I noticed data loss when 8Gb or more was "written" to this scam product so, following the lead of another reviewer, I tested the product and the resulting report is as follows:
"The media is likely to be defective.
7.6 GByte OK (16049130 sectors)
54.8 GByte DATA LOST (115014678 sectors)."
The bottom line being that, although this product shows up as being 64Gb, in Explorer, the effective writable area is only 7.6Gb (54.8Gb being junk). Accordingly, I would not even trust the "useable" 7.6Gb with anything important.
Absolute scam and am surprised that Amazon allow this supplier to bring the Amazon site into such disrepute.
Despite having… Read more