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<p>For more information on FJ Wireless and Canon RT, please refer to our <a href="https://help.fjwestcott.com/en-US/important-update-on-canon-rt-compatibility-in-the-fj-wireless-flash-system-1062597" rel="noopener noreferrer" target="_blank">Important Update on Canon RT Compatibility in the FJ Wireless Flash System</a> article.&#xA0;</p><hr><p>The following firmware versions allow for Canon RT functionality within FJ Wireless Gear.&#xA0;</p><p><span data-teams="true" id="isPasted">For new camera firmware released after the FJ Wireless firmware posting date, listed next to the firmware below, we cannot guarantee TTL or HSS compatibility.</span></p><h3 id="fj400-v132-2024-09-02">FJ400: v132 (2024-09-02)</h3><div class="fr-deletable gorgias-file-attachment__wrapper" contenteditable="false"><div><i class="material-icons">attach_file</i> <a class="gorgias-file-attachment__anchor-name" href="https://attachments.gorgias.help/3dBwk7Wj8Re2NZ9m/hc/qgaXzxaNdj6vDWOp/2025030316-e5f92ff8-57ea-4236-b784-65493784847f-fj400_v132_2024-09-02.zip" rel="noopener noreferrer" target="_blank">FJ400_v132_2024-09-02.zip</a> <span class="gorgias-file-attachment__span-size">70.8KB</span></div><i class="material-icons gorgias-file-attachment__close-icon">close</i></div><p><br></p><h3 id="fj200-v140-2023-11-16">FJ200: v140 (2023-11-16)</h3><div class="fr-deletable gorgias-file-attachment__wrapper" contenteditable="false"><div><i class="material-icons">attach_file</i> <a class="gorgias-file-attachment__anchor-name" href="https://attachments.gorgias.help/3dBwk7Wj8Re2NZ9m/hc/qgaXzxaNdj6vDWOp/2025030316-d49b5411-ca03-42de-902a-e8e078647cdb-fj200_v140_2023-11-16.zip" rel="noopener noreferrer" target="_blank">FJ200_v140_2023-11-16.zip</a> <span class="gorgias-file-attachment__span-size">57.7KB</span></div><i class="material-icons gorgias-file-attachment__close-icon">close</i></div><p><br></p><h3 id="fj80-v124-2023-11-22">FJ80: v124 (2023-11-22)</h3><div class="fr-deletable gorgias-file-attachment__wrapper" contenteditable="false"><div><i class="material-icons">attach_file</i> <a class="gorgias-file-attachment__anchor-name" href="https://attachments.gorgias.help/3dBwk7Wj8Re2NZ9m/hc/qgaXzxaNdj6vDWOp/2025030316-76b5c984-dd69-49a9-b258-20e7555d8267-fj80_v124_2023-11-22.zip" rel="noopener noreferrer" target="_blank">FJ80_v124_2023-11-22.zip</a> <span class="gorgias-file-attachment__span-size">120.2KB</span></div><i class="material-icons gorgias-file-attachment__close-icon">close</i></div><p><br></p><h3 id="fj80ii-m-v126-2024-02-03">FJ80II-M: v126 (2024-02-03)</h3><div class="fr-deletable gorgias-file-attachment__wrapper" contenteditable="false"><div><i class="material-icons">attach_file</i> <a class="gorgias-file-attachment__anchor-name" href="https://attachments.gorgias.help/3dBwk7Wj8Re2NZ9m/hc/qgaXzxaNdj6vDWOp/2025030316-2a6f4301-cc79-42a3-800b-6557932dac9b-fj80ii-m_v126_2024-02-03.zip" rel="noopener noreferrer" target="_blank">FJ80II-M_v126_2024-02-03.zip</a> <span class="gorgias-file-attachment__span-size">126.5KB</span></div><i class="material-icons gorgias-file-attachment__close-icon">close</i></div><p><br></p><h3 id="fj80se-m-v130-2024-02-03">FJ80SE-M: v130 (2024-02-03)</h3><div class="fr-deletable gorgias-file-attachment__wrapper" contenteditable="false"><div><i class="material-icons">attach_file</i> <a class="gorgias-file-attachment__anchor-name" href="https://attachments.gorgias.help/3dBwk7Wj8Re2NZ9m/hc/qgaXzxaNdj6vDWOp/2025030316-6932690d-e33a-4415-963b-94c38c9fc1ac-fj80se-m_v130_2024-02-03.zip" rel="noopener noreferrer" target="_blank">FJ80SE-M_v130_2024-02-03.zip</a> <span class="gorgias-file-attachment__span-size">97KB</span></div><i class="material-icons gorgias-file-attachment__close-icon">close</i></div><p><br></p><h3 id="fjx3m-v135-2024-02-03">FJX3M: v135 (2024-02-03)</h3><div class="fr-deletable gorgias-file-attachment__wrapper" contenteditable="false"><div><i class="material-icons">attach_file</i> <a class="gorgias-file-attachment__anchor-name" href="https://attachments.gorgias.help/3dBwk7Wj8Re2NZ9m/hc/qgaXzxaNdj6vDWOp/2025030316-4b9be6fd-8a8d-4987-8cd9-8a9d03520622-fjx3m_v135_2024-02-03.zip" rel="noopener noreferrer" target="_blank">FJX3M_v135_2024-02-03.zip</a> <span class="gorgias-file-attachment__span-size">89.6KB</span></div><i class="material-icons gorgias-file-attachment__close-icon">close</i></div><p><br></p><h3 id="fj-x2m-w-starting-the-serial-number-w_v232-2023-11-23">FJ-X2m: (&quot;W&quot; starting the serial number): W_v232 (2023-11-23)</h3><div class="fr-deletable gorgias-file-attachment__wrapper" contenteditable="false"><div><i class="material-icons">attach_file</i> <a class="gorgias-file-attachment__anchor-name" href="https://attachments.gorgias.help/3dBwk7Wj8Re2NZ9m/hc/qgaXzxaNdj6vDWOp/2025030316-78f28fa2-e55d-46b5-875c-c7c7756c2657-fj-x2m_w_v232_2023-11-23.zip" rel="noopener noreferrer" target="_blank">FJ-X2m_W_v232_2023-11-23.zip</a> <span class="gorgias-file-attachment__span-size">86.6KB</span></div><i class="material-icons gorgias-file-attachment__close-icon">close</i></div><p><br></p><h3 id="fj-x2m-f-starting-the-serial-number-f_v132-2023-11-23">FJ-X2m: (&quot;F&quot; starting the serial number) F_v132 (2023-11-23)</h3><div class="fr-deletable gorgias-file-attachment__wrapper" contenteditable="false"><div><i class="material-icons">attach_file</i> <a class="gorgias-file-attachment__anchor-name" href="https://attachments.gorgias.help/3dBwk7Wj8Re2NZ9m/hc/qgaXzxaNdj6vDWOp/2025030316-48cefc0a-4696-4bc1-b758-829cd4ad78be-fj-x2m_f_v132_2023-11-23.zip" rel="noopener noreferrer" target="_blank">FJ-X2m_F_v132_2023-11-23.zip</a> <span class="gorgias-file-attachment__span-size">84.9KB</span></div><i class="material-icons gorgias-file-attachment__close-icon">close</i></div><p><br></p>

For more information on FJ Wireless and Canon RT, please refer to our Important Update on Canon RT Compatibility in the FJ Wireless Flash System article. The following firmware versions allow for Canon RT functionality within FJ Wireless Gear. For ne

Firmware Compatible with Canon RT

Product FAQ

FJ Wireless Flash System

Important Update on Canon RT Compatibility in the FJ Wireless Flash System

FJ Wireless System Camera Compatibility

What is Freeze Function?

Guide Numbers - Calculating, Charts and Overview

Fractional and Watt Second Equivalents for Power levels 9-1

Using FJ Gear with Canon RT Speedlites: Setup and Tips

Field Guide: FJ Wireless Flash & Sony a9 III Compatibility Settings

Locking Settings on FJ Gear

Properly Connecting FJ Gear to Your Camera (HSS and TTL)

Why are TTL compensation levels different on the FJ trigger and FJ strobe?

​​​​Achieving Consistent Exposures

Trouble shooting FJ Wireless Gear

Maximizing the Lifespan of Your Lithium Polymer FJ Batteries.

Firmware is Different Triggers and Strobes

How will HSS settings affect the flash output?

What is the suggested White Balance when using the FJ system?

Top Factors Affecting Wireless Communication

Sony Camera Compatibility and Setup For FJ Wireless

Controlling the FJ400 With The FJ-X2m

Will There Be Firmware Updates for the FJ400 and FJ-X2m

Camera Compatibility with FJ Wireless System

FJ Strobes with High-Speed Continuous Shooting

Optically Triggering FJ800 and FJ400ii

Factory Resetting Your FJ400ii and FJ800

Updating Firmware on the FJ400ii and FJ800

How to Use AC power with the FJ400ii and FJ800

What Modifiers can I use with the FJ400ii and FJ800

What Batteries can be used with the FJ400ii and FJ800?

FJ400 II and FJ800 FAQ

Optical Triggering: FJ400

Factory Resetting Your FJ400

Updating Firmware on the FJ400

How to use AC Power with the FJ400

What Modifiers can I use with the FJ400

What Radio Triggers can be Used With the FJ400?

Can the Canon RT triggers and RT Speedlites control the FJ400?

FJ400 Strobe Recycle Time and Battery Impact

How to Maximize FJ400 Battery Flashes

Why is the FJ400 Flash Tube Extended Out?

FJ400 FAQ

Optical Triggering: FJ200

Factory Resetting The FJ200

Updating Firmware on the FJ200

FJ200 FAQ

Factory Resetting Your FJ80

Updating Firmware on FJ80 Speedlights

What Cameras can the FJ-X2m Trigger be used on?

FJ80 Speedlights FAQ

Factory Resetting FJ Triggers

Updating Firmware on FJ Triggers

How to know if the FJ-X2m trigger is charging?

Factors Affecting FJ-X2m Trigger Battery Life & Flash Count

FJ Triggers FAQ

FJ80 Speedlights (FJ80, FJ80ii)

FJ Strobes (FJ800, FJ400ii, FJ400, FJ200)

FJ Triggers (X2m & X3m)

Troubleshooting FJ Wireless Gear

Using Other Batteries with the Gold Mount Adapters

Lifetime Limited Warranty on Flex LED Mats

Westcott Flex LED X-Bracket Kit Overview

How Many Watts of Power do the Flex Units Use?

What is the Lux Rating on Flex Units?

How Bright is the Flex Compared to a 500-watt Tungsten Light?

Will the Flex Portable Li-Ion Battery Work With Other Flex Lights?

Is There a Grid Available for the Original Flex Modifiers?

Are There Compatible Soft Boxes for the Flex Lights?

Is There a Battery Pack Available For The Flex Mats?

Can I buy Extra Dimmer Units Separately From the Flex Kit?

Flex/Flex Cine LED System

Why don’t my colors change on my image in-camera when I adjust the color temperature of the Ring Light?

How far from my subject should I place the Ring Light?

Why is the light from my Ring Light so flat?

Ring Light Bi-Color LED

How to Setup your Green Screen Video Lighting Kit

Overview of the Westcott uLite Two-light Umbrella Kit

Can uLites be combined with more advanced constant lighting units like the D5 and TD6?

Can I use the 4-socket fluorescent adapter inside the uLite softboxes?

Can I use tungsten bulbs in the uLite 4-Socket Adapter?

Is it possible and safe to swap tungsten bulbs out for fluorescent bulbs with the uLite ?

uLite

How do I assemble the Switch modifier locking hardware?

Do Switch Inserts allow the rectangular Rapid Box Switch modifiers to rotate?

Can I use multiple speedlites with Rapid Box Switch modifiers?

Can the original Rapid Boxes be modified to make them “Switch” versions?

Rapid Box & Beauty Dish Switch

How to Mount a Strobe in an Apollo Orb

Product Quick Tip - L-Bracket

What versions of the Apollo have grid options from Westcott?

How do I mount my speedlight to an Apollo or Halo?

What methods do you recommend for remote firing my off-camera speedlites when using Westcott Apollo or Halo softboxes? Can I use my speedlite's built-in IR (infrared) trigger?

Apollo & Halo

Where do I find the dimensions of the Westcott Umbrellas? Does the size reflect the Arc or the diameter of the Umbrella?

How to Put a Parabolic Umbrella in a Case

Can the Triple Threat be used with the 7' Parabolic Umbrella?

Does the 7' Parabolic Umbrella fit into a regular umbrella mount or will I need special adapter?

Would using one off-camera speedlite provide enough light for a 7' Parabolic Umbrella?

What is the size of the Collapsible Umbrella's shaft?

What is the collapsed length and width of the Collapsible Umbrella?

Umbrellas

Scrim Jim Cine Light Control System: Book Light Configurations

Dual-Joint Tilter Bracket

Is the Scrim Jim Cine Fabric silent?

How do I clean Westcott diffusion fabrics (for softboxes, scrims, etc)?

What is the best solution for transporting Scrim Jim Cine Kits and C-stands on-location?

Do the Scrim Jim Cine's net fabrics create a pattern on a subject when placed between a light source and subject?

Can the original Scrim Jim fabric be used on the new Scrim Jim Cine frames (and vice versa)?

Scrim Jim Cine

How to Collapse or Fold Down the Omega Reflector

How to Setup the LunaGrip Speedlight Modifier

What does the lifetime warranty cover on Illuminator Reflectors?

What is the difference between the 4-in-1, 5-in-1, and 6-in-1 Reflector Kits?

What size reflector should I use?

What options are available for mounting reflectors?

What is the difference between a 1-stop and 2-stop diffuser?

Is the gold surface of the reflector shiny or dull?

Is the silver surface of the reflector shiny or dull?

Will a black reflector reflect light?

Does a reflector arm require a stand?

How small will a collapsible reflector fold down?

Does the 6-in-1 Reflector Kit have 1 or 2 panels?

Does the 6-in-1 Reflector Kit contain a white reflector?

Reflectors

The screw mounting location on the spine, by which the curved arms attach, barely extend through the curved rod during assembly. Is that normal?

How do I set the Eyelighter 2 tilt to match the optimum tilt set up from the original Eyelighter?

How to Assemble the Eyelighter

What is a good main light source for using with an Eyelighter?

Is the mounting bracket on an Eyelighter II tiltable?

Eyelighter/Eyelighter 2/Eyelighter 3

Can I exchange/switch the flags for different ones than what are included in the Fast Flag Kit?

Will additional flags and frames fit in the carry case that comes with the Flag kit?

Can I purchase extra Fast Flag frames to add my kit?

Fast Flags

Wrinkle-Resistant Background Care

Do the individually sold X-drops come with a carry bag like the one that is included in the kit?

My Collapsible Backdrop's frame is warped. Can it be readjusted?

What color background would you suggest for a wedding?

I have backdrop system that is not from Westcott. Can Westcott Wrinkle Resistant Backdrops be hung with it?

What is the best way to store a Muslin Backdrop?

Do Wrinkle Resistant Solid backdrops come with a case?

How do I clean Wrinkle Resistant Backdrops?

If I combine multiple crossbars together, can I extend the length of the Background Support System?

Can I use the Backdrop Support System with a paper roll?

Backdrops (Fabric)

How to Use a Westcott Collapsible Backdrop

How do I fold a collapsible backdrop?

Collapsible Backdrops

Why Don't Printed Colors Match What I See on my Screen?

Can Westcott make a custom background from my image?

Backdrops (Vinyl & Canvas)

Does a Westcott H2Pro bladder fit an original HurleyPro weight bag?

H2Pro Weight Bag

How do I cancel my order?

Do you offer refunds or exchanges?

How do I make a return?

How do I track my order?

Can I edit or add anything to my order?

Do you offer price adjustments?

Orders

How do I use my benefits/rewards points?

What is the Westcott Rewards Program?

Who is eligible to join the Westcott Rewards Program?

How can I join the Westcott Rewards Program?

Is there a fee to join the Westcott Rewards Program?

Do I need to join the Westcott Rewards Program if I already have a Westcott website account?

Do my Westcott Reward Points have any cash value?

Can I merge multiple Westcott accounts?

How can I earn Westcott Rewards Points?

Where can I find my earned Westcott Reward points balance?

When will I receive my reward points?

Can I earn points for past purchases or already being subscribed to Westcott’s email newsletters?

Can I get rewards for purchases made at retailers/dealers?

What happens to my points if I return a product or cancel an order?

Is there a maximum on how many points I can earn?

I referred my friend, but I don't see any reward points?

How can I add product reviews for past purchases?

What should I do if I believe my points were not properly credited to my account?

Firmware Compatible with Canon RTUpdated 22 days ago

FJ400: v132 (2024-09-02)

FJ200: v140 (2023-11-16)

FJ80: v124 (2023-11-22)

FJ80II-M: v126 (2024-02-03)

FJ80SE-M: v130 (2024-02-03)

FJX3M: v135 (2024-02-03)

FJ-X2m: ("W" starting the serial number): W_v232 (2023-11-23)

FJ-X2m: ("F" starting the serial number) F_v132 (2023-11-23)