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qz-print

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Any and all questions about QZ Tray desktop software. No registration required. qz-print@googlegroups.com

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jmor...@churchcommunitybuilder.com, … Tres Finocchiaro3

12/30/25

Zebra GK420D printing blank labels

Ugh, blocking this AI bot.

unread,locked,

Zebra GK420D printing blank labels

Ugh, blocking this AI bot.

12/30/25

12/28/25

Inquiry on QZ Tray Integration for Multi-Tenant SaaS Web Application

Hello QZ Tray Team, Greetings. We are currently developing a SaaS-based web application using React (

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Inquiry on QZ Tray Integration for Multi-Tenant SaaS Web Application

Hello QZ Tray Team, Greetings. We are currently developing a SaaS-based web application using React (

12/28/25

Layeba, Lite Finocchiaro2

12/23/25

unable to connect printer in flipkart thermal printing through qz tray

You must escalate this with Flipkart. If you can find your printer and send a test print at https://

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unable to connect printer in flipkart thermal printing through qz tray

You must escalate this with Flipkart. If you can find your printer and send a test print at https://

12/23/25

Javier, Tres Finocchiaro2

12/18/25

Connect TC72 to Windows 11 (USB debugging)

Javier, Sorry about the trouble you have, but you've reached out to the QZ Tray mailing list and

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Connect TC72 to Windows 11 (USB debugging)

Javier, Sorry about the trouble you have, but you've reached out to the QZ Tray mailing list and

12/18/25

Saurabh Jain, Tres Finocchiaro5

12/13/25

UNDEFINED ERROR MESSAGE

Gotcha. Well, that's a good sign! Have you reached out to Flipkart at all? The message that you

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UNDEFINED ERROR MESSAGE

Gotcha. Well, that's a good sign! Have you reached out to Flipkart at all? The message that you

12/13/25

CantonJester, … Tres Finocchiaro14

12/11/25

Need EPL viewer application

This was solved by this site there is a free epl convertor and editor https://epltopdf.com/ works

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Need EPL viewer application

This was solved by this site there is a free epl convertor and editor https://epltopdf.com/ works

12/11/25

ABREU ́S JEANS, Lite Finocchiaro2

12/4/25

Problema na impresão da etiqueta da Shein

Rodrigo: I'm sorry, but this problem must be escalated to Bling.com.br support. QZ Industries

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Problema na impresão da etiqueta da Shein

Rodrigo: I'm sorry, but this problem must be escalated to Bling.com.br support. QZ Industries

12/4/25

11/29/25

Sales Inquiries

Hello, I would like to request a demo or more information about QZ Tray Premium Support, specifically

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Sales Inquiries

Hello, I would like to request a demo or more information about QZ Tray Premium Support, specifically

11/29/25

The Handmade Bow, Tres Finocchiaro4

11/5/25

Multiple Startup Entries Causing Conflicts — Best Practice Guidance?

+qz-print On Wed, Nov 5, 2025 at 1:57 PM Tres Finocchiaro <tres.fin...@gmail.com> wrote:

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Multiple Startup Entries Causing Conflicts — Best Practice Guidance?

+qz-print On Wed, Nov 5, 2025 at 1:57 PM Tres Finocchiaro <tres.fin...@gmail.com> wrote:

11/5/25

Tres Finocchiaro

11/5/25

Upcoming browser changes impacting QZ Tray

The WICG (Web Incubator Community Group) has decided to impose additional restrictions on

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Upcoming browser changes impacting QZ Tray

The WICG (Web Incubator Community Group) has decided to impose additional restrictions on

11/5/25

VCG Comercio, … Tres Finocchiaro3

10/30/25

Problems printing label

The logs suggest Bling needs to check for websocket closed events. Bling, please reach out to us

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Problems printing label

The logs suggest Bling needs to check for websocket closed events. Bling, please reach out to us

10/30/25

Tres Finocchiaro

10/24/25

Re: qz explained in 60 seconds

Well, if you knew anything about QZ, you'd know we have an animated explainer video front and

unread,

Re: qz explained in 60 seconds

Well, if you knew anything about QZ, you'd know we have an animated explainer video front and

10/24/25

Subhamay Datta, Tres Finocchiaro2

10/22/25

Issue reading files using QZ files api

Sorry for the delay on this question, we've taken this conversation privately for now, sharing

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Issue reading files using QZ files api

Sorry for the delay on this question, we've taken this conversation privately for now, sharing

10/22/25

Boris ROYER-VINICIO, Tres Finocchiaro4

10/10/25

Security concerns about "Server mode"

I mean that in server mode the "user context" used is the one of the account executing QZ

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Security concerns about "Server mode"

I mean that in server mode the "user context" used is the one of the account executing QZ

10/10/25

Mohammed AlGhanim, Tres Finocchiaro4

9/26/25

qz-print@googlegroups.com

Well noted. Thanks folks On Sep 26, 2025, at 16:53, Tres Finocchiaro <tres.fin...@gmail.com

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qz-print@googlegroups.com

Well noted. Thanks folks On Sep 26, 2025, at 16:53, Tres Finocchiaro <tres.fin...@gmail.com

9/26/25

Bharat Honey, Lite Finocchiaro3

9/23/25

How to enable black and white print in QZ tray

Bharat: I have added qz-p...@googlegroups.com back on copy. I checked with the amazon technical team

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How to enable black and white print in QZ tray

Bharat: I have added qz-p...@googlegroups.com back on copy. I checked with the amazon technical team

9/23/25

9/20/25

Inquiry About Integration with Amazon Canada VC Account

Dear QZ Tray Support Team, We would like to integrate your software with our Amazon Vendor Central (

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Inquiry About Integration with Amazon Canada VC Account

Dear QZ Tray Support Team, We would like to integrate your software with our Amazon Vendor Central (

9/20/25

Paola Andrea Hernandez Ospitia, Tres Finocchiaro2

9/18/25

Java Vulnerability

Fixing these will require an update to QZ Tray with a newer bundled JDK. While CVE-2025-50106 and CVE

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Java Vulnerability

Fixing these will require an update to QZ Tray with a newer bundled JDK. While CVE-2025-50106 and CVE

9/18/25

micro passion 76, … Tres Finocchiaro5

9/17/25

sign-message on php 8.3

PS : I understand that QZ Tray [...] accepts [more than] SHA1withRSA signatures. chatgpt says stupid

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sign-message on php 8.3

PS : I understand that QZ Tray [...] accepts [more than] SHA1withRSA signatures. chatgpt says stupid

9/17/25

mukesh vyas, Lite Finocchiaro2

9/12/25

Printing Barcode But Not printing QR code in the label used for Flipkart

Mukesh: Sorry for the trouble, but this must be escalated with Flipkart. This printer make and model

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Printing Barcode But Not printing QR code in the label used for Flipkart

Mukesh: Sorry for the trouble, but this must be escalated with Flipkart. This printer make and model

9/12/25

manuel linares, Lite Finocchiaro2

9/9/25

Manuel: Sponsored Support is for non-profit applications like schools, fundraisers for charity, and

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Manuel: Sponsored Support is for non-profit applications like schools, fundraisers for charity, and

9/9/25

Prince Richmond Ang, Lite Finocchiaro2

8/1/25

Signing Issue using Laravel

Prince: If memory serves me correctly, Laravel uses PHP on the backend, so you will want to follow

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Signing Issue using Laravel

Prince: If memory serves me correctly, Laravel uses PHP on the backend, so you will want to follow

8/1/25

7/23/25

Requesting details regarding your available solutions

We're reviewing your product catalog, reach us on Whatsapp below: . https://wa.me/48515990718?

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Requesting details regarding your available solutions

We're reviewing your product catalog, reach us on Whatsapp below: . https://wa.me/48515990718?

7/23/25

RB SYSTEM, Lite Finocchiaro2

7/20/25

What size is the project? If it's only a few local PCs, you can use a demo keypair to get signing

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What size is the project? If it's only a few local PCs, you can use a demo keypair to get signing

7/20/25

Layeba, … Tres Finocchiaro3

7/11/25

qz tray not connecting

Slight update, we've reached out to our PoC at Flipkart to see if they need assistance fixing

unread,

qz tray not connecting

Slight update, we've reached out to our PoC at Flipkart to see if they need assistance fixing

7/11/25

Ishika Jain, Lite Finocchiaro2

7/10/25

Issue with QZ Tray printing

Ishika: Sorry for the trouble. Can you send logs ? From the QZ Tray Icon: Advanced, Troubleshooting,

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Issue with QZ Tray printing

Ishika: Sorry for the trouble. Can you send logs ? From the QZ Tray Icon: Advanced, Troubleshooting,

7/10/25

Wai-Sun Chia, … Tres Finocchiaro5

7/9/25

TypeError: _qz.websocket.connection.sendData is not a function

t.websocket.connection.sendData is not a function This can happen as a result of a race condition or

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TypeError: _qz.websocket.connection.sendData is not a function

t.websocket.connection.sendData is not a function This can happen as a result of a race condition or

7/9/25

mateo.c...@byroncode.com, Tres Finocchiaro2

7/9/25

Certificate migration and coexistence in QZ Tray

Mateo, Premium Support Path: As long as "Strict certificate mode" is NOT enabled (your

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Certificate migration and coexistence in QZ Tray

Mateo, Premium Support Path: As long as "Strict certificate mode" is NOT enabled (your

7/9/25

Maranga Vincent James, Tres Finocchiaro2

7/7/25

QZ tray compatibility issue

Hi, The code example doesn't appear to use QZ Tray at all (but rather a bunch of ESCPOS helper

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QZ tray compatibility issue

Hi, The code example doesn't appear to use QZ Tray at all (but rather a bunch of ESCPOS helper

7/7/25

6/23/25

Re: Possible Opposition Against Published Mark "QZ Tray" in Pakistan

On Wed, Jun 11, 2025 at 6:07 PM Yaseen YD <cmo....@gmail.com> wrote: On Fri, May 30, 2025 at

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Re: Possible Opposition Against Published Mark "QZ Tray" in Pakistan

On Wed, Jun 11, 2025 at 6:07 PM Yaseen YD <cmo....@gmail.com> wrote: On Fri, May 30, 2025 at

6/23/25

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