Firmware

Firmware Suite


The Firmware Suite is available for download.

Applicable models

C532; ES5432

* The firmware update tool is also required for update after the firmware is downloaded.

Download the firmware update tool >


To download the Firmware Suite, you must agree to the following "Software License Agreement". Be sure to read before downloading.

Read the Software License Agreement >

Specifications

File name OKI_C532_A07.21_0_4_269884.bin
Version A07.21_0_4
File size 59,704,645 Byte
MD5 hash value 5bca2e5d7c0942a8c7c020b721e01066

Update history

Firmware Ver. A07.21_0_4
CU:D7.20
PU:00.01.04
IM:01.02

1. Fixed a problem that an error may occur when the PC is turned off/on after printing with USB connection.
2. Fixed a problem that the 2nd job may not be printed correctly while printing from the Linux driver with USB connection.
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Firmware Ver. A07.19_0_4
CU:D7.19
PU:00.01.04
IM:01.02

1. Support for SHA256-signed certificates for IEEE802.1X authentication.
2. Measures were taken for network vulnerabilities.
3. Fixed a problem that printing Data in USB Memory may be printed with different font.
4. Fixed a problem that a PS error is occurred by illegal font names.
5. Disable "NetBIOS over TCP" Setup and Report function.
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Firmware Ver. A07.17_0_4
CU:D7.17
PU:00.01.04
IM:01.02

1. Fixed a problem misdescription of toner empty message in Polish error log.
2. Fixed a problem SC002 occur at the time of creating acertificate.
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Firmware Ver. A07.15_0_4
CU:D7.15
PU:00.01.04
IM:01.02

1. Minor amendment.
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Firmware Ver. A07.14_0_4
CU:D7.14
PU:00.01.04
IM:01.02

1. Treatment of the WPA2 protocol vulnerabilities.
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Firmware Ver. A07.13_0_4
CU:D7.13
PU:00.01.04
IM:01.02

1. Upgrade Google Cloud Print™ security.
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Firmware Ver. A07.09_0_4
CU:D7.09
PU:00.01.04
IM:01.01

1. Fixed a problem that GCP function does not work in Firmware Ver. A07.08.
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Firmware Ver. A07.08_0_4
CU:D7.07
PU:00.01.04
IM:01.01

1. Updated regarding the smart Extendable Platform2.
2. Fixed a problem that print adjusting for tray3 does not work.
3. Fixed a problem that time changes to incorrect time when the Daylight Saving setting is set to ON.
   * Jan 1 0:00-0:59 change to Dec 31 23:00-23:59 every year.
4. Fixed a problem that a letter cannot be entered in SNTP server setting.
5. Fixed a wording problem that Quiet Mode and Silent Mode becomes the same word in some languages.
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Firmware Ver. A05.02_0_4
CU:D5.02
PU:00.01.03
IM:01.01

1. Fixed a problem that one of the following status might occur when turning on or restarting the PC connected to the printer with the USB cable.
- Nothing is displayed (Stay in the sleep state)
- The display does not change with key operation
- Does not print
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Firmware Ver. A05.01_0_4
CU:D5.01
PU:00.01.03
IM:01.01

1. Fixed a problem that printer sends unnecessary reply to a certain command.
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Firmware Ver. A05.00_0_4
CU:D5.00
PU:00.01.03
IM:01.01

1. The authentication function by the IC card is supported. User authentication and LDAP authentication are included.
2. Fixed a problem that when acquisition method of an IP address was established automatically, and an IP address couldn't be acquired, status of 'acquisition failure' isn't indicated.
3. Fixed a problem that when setting equipment as Duplex=ON and doing simplex print of an envelope from a PS driver, 'duplex printing error' occurs.
4. Fixed a problem that even if the menu of "setting of an attention LED of the near life position" is invalidated, it isn't reflected. (Only overseas model)
5. Indication change of the condition of wireless LAN (the AP mode) information.
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Firmware Ver. A03.04_0_4
CU:D3.04
PU:00.00.34
IM:01.00

1. Fixed a problem that takes time until the device shift to Sleep Mode after printing.
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Firmware Ver. A03.03_0_4
CU:D3.01
PU:00.00.33
IM:01.00


1. Improved to be able to confirm the completion history of the job with a Panel, Web page and Report print.
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