Photo KB means that the content to be saved must be controlled within this area, not more than how many KB. If it is too large, the file cannot be used normally in other places. Therefore, controlling the file size plays an important role,
KB is a unit of information measurement, which is a multiple of the storage unit bytes of computer data memory. Nowadays, it is usually used to identify the storage capacity of storage media with general capacity, such as memory. According to the international system of units, 1KB = 1000B (bytes).
According to the IEC naming standard, the standard naming for binary storage units is KIB, MIB, etc., 1kib = 1024b. This is determined by the binary storage method of the data stream. （ZhaoPiankbShiShenMeYiSaiA?）