---
title: "FXR Series 4MP DVRs - 4ch"
canonical: "https://support.clintonelectronics.com/space/Downloads/2288779272/FXR%20Series%204MP%20DVRs%20-%204ch"
format: markdown
---
*For CE-FXR4 models*
| **F/W Version** | **Release Date** | **Download** |
| --- | --- | --- |
| 2.2.2.16 | 09/30/2024 | > Macro (ui-button) |
> ℹ️ [Firmware Update Instructions](https://cdn.clintonelectronics.com/documentation/firmware_install/Firmware_Update_Install_Guide_web.pdf)
Legacy Firmware Versions
> ⚠️ **Note: **We recommend using the most up-to-date firmware. These legacy firmwares are no longer supported and should only be used in the event a “rollback” is required.
| **F/W Version** | **Release Date** | **Download** |
| --- | --- | --- |
| 2.2.1.49 | 09/27/2024 | > Macro (ui-button) |
| 2.2.1.49 | 06/13/2022 | > Macro (ui-button) |
| 2.2.1.5 | 02/18/2021 | > Macro (ui-button) |
Release Notes
**FXR4 Firmware Update Notes**
Version: 2.2.2.16
Date: 9/30/2024
Change History :
- Added support for setting TLS versions.
- Added options for setting HTTP or HTTPS.
- Updated DVR Factory Default settings.
- System > Disk > Install: Changed last column to display as ‘FORMAT’ (previously INSTALL) and ‘NONE’ when no HDD is connected.
---
Version: 2.2.1.53
Date: 9/27/2022
Change History :
- Fixed an issue where motion only recording intermittently does not detect motion/record on CH3 after reboot
---
Version: 2.2.1.49
Date: 6/13/2022
Change History :
- Fixed the problem of booting failure when inputting more than 14 960H/NTSC video due to de-interlace initialization problem
- GUI Update
- Multi CD Backup Log Change
- fix AUDIO OUT (Version with problem: 2.2.1.23 ~ 2.2.1.38)
- Restrict network port 8000 user setting
- Delete DDNS server out of operation ([http://changeip.com](http://changeip.com) , [http://ezddns.com](http://ezddns.com) )
- Add All Video Loss Alarm
- SMTP Server Mail Test bug fix
- Intermittent time zone recognition error fix
- Lock up bug fix (when large size frames playing)
- Max bitrate change (10Mbps -> 8Mbps)
- Move the "SSL, HTTPS PORT button" location
- Remove the WEB SERVER ON/OFF button
- Added dedicated Version Window for Top Menu Info button function
- Modify the EMAIL FREQUENCY function to work for each camera
- Clinton SSL certificate applied (SSL connection in older versions of Android is not possible)
- Added HTTPS PORT change menu
- HTTPS support (Standard 443 port fixed)
- Added CVBS video de-interlace function
---
Version: 2.2.1.5
Date: 2/18/2021
Change History :
- Improved DDNS, RTSP, SMTP password encryption
- Added special characters to password options
- Improved Login (ID/Password) screen with virtual keyboard
- Fix Office 365 Mail / [http://Outlook.com](http://Outlook.com) Mail SMTP Issues
- strong password rules required : uppercase, lowercase letters, numbers, symbols
- Draggable Timeline function added to the bottom menu of the playback screen
- Various recording resolutions can be set: 2560x1440, 1920x1080, 1280x720, 944x480, 720x480
- Fixed problem: the desired FPS does not apply when down scale recording
- Sub-frame resolution can be set: 640x360, 480x270, 352x240
- Recording quality / sub-frame quality can be set in the form of maximum bitrate (Kbps)
- Change AVMS maximum number of connections to 15
- Added SSL PORT setting button to NETWORK SETUP - CLIENT screen
- Fixed problem: some of the schedule settings in 16CH Model are not applied to 1~8 Cameras
- UCC Camera Compatibility Improvement