Motorola MB853 mobile phone, Android system 2.3.5, the mobile phone comes with 8G memory, and the external storage SD card 16G. What should I do if I want to install software on an external SD card?

Generally 2g.4g.8g.16g.32g.64g.128g mobile phone.

Memory parameters stored in the card: 2G memory is not higher than (1.8GB) and 4 G.

Memory is not higher than (3.8GB), and 8G memory is not higher than.

(7.5G), 16G memory is not higher than (15GB), 32G memory.

Not higher than (30GB), 64G memory not higher than (60GB),

128G memory is not higher than (120g). If it is higher than the memory capacity,

Quantity, may be a fake card, water card, expansion card, can be.

In order to test directly, the memory card is filled with movies to play.

Test, if the file disappears, it must be a fake card, too.

Will lead to long-term incompatibility. General C2. C4。 C6 . c8 . c 10

Memory card speed parameter: Class2 read and write not less than (2MB/

Seconds), Class4 read and write not less than (4MB/ sec),

Class6 read and write at least (6MB/ sec), and Class8 read and write.

Not less than (8MB/ sec), Class 10 reading and writing not less than.

(10MB/ s) If it is lower than, it may be parallel imports or

Counterfeit product