Rm520n-glap firmware request

please provide the latest firmware for RM520
mi current firmware is
RM520NGLAPR01A03M4G

also which tool can i use to install the latest firmware?

Dear @Rene_Castro
RM520NGLAPR01A03M4G is too old, it can’t upgrade to the latest firmware.
Sorry about this.

@silvia to which version can it be upgraded? Can you please provide the latest supported version?

Dear @Rene_Castro
Sorry about this.
It doesn’t have suitable firmware to upgrade.