Brother MFC-J2340DW - Enable;Disable Wireless LAN

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Home > Network > Wireless Network Settings > Enable/Disable Wireless LAN

Enable/Disable Wireless LAN

1. Press [Settings] > [Network] > [Network I/F].

2. Do one of the following:

• To enable Wi-Fi, select [WLAN(Wi-Fi)].

• To disable Wi-Fi, select [Wired LAN].

3. Press .

Related Information

• Wireless Network Settings

279

Main Page

Table of Contents2
Before You Use Your Machine8
Definitions of Notes9
Trademarks10
Open Source Licensing Remarks11
Copyright and License12
Important Notes13
Introduction to Your Machine14
Before Using Your Machine15
Control Panel Overview16
Touchscreen LCD Overview18
Settings Screen Overview21
Set the Ready Screen23
Set Default Function Screens24
Enter Text on Your Brother Machine25
Access Brother Utilities (Windows)26
Uninstall the Brother Software and Drivers (Windows)27
Access Brother Iprint&Scan (Windows/Mac)28
USB / Ethernet Port Locations on Your Brother Machine29
Paper Handling30
Load Paper31
Loading Paper Overview32
Load Paper in the Paper Tray34
Load Paper in the Manual Feed Slot50
Unprintable Area53
Paper Settings54
Acceptable Print Media57
Load Documents62
Load Documents in the Automatic Document Feeder (ADF)63
Load Documents on the Scanner Glass65
Unscannable Area66
Print67
Print from Your Computer (Windows)68
Print a Photo (Windows)69
Print a Document (Windows)70
Cancel a Print Job (Windows)71
Print more than One Page on a Single Sheet of Paper (N in 1) (Windows)72
Print as a Poster (Windows)73
Print on both Sides of the Paper Automatically (Automatic 2-Sided Printing) (Windows)74
Print as a Booklet Automatically (Windows)77
Print a Colour Document in Greyscale (Windows)79
Prevent Smudged Printouts and Paper Jams (Windows)80
Use a Preset Print Profile (Windows)81
Change the Default Print Settings (Windows)84
Print Settings (Windows)85
Print from Your Computer (Mac)89
Print Using Brother Iprint&Scan (Windows/Mac)90
Print Photos or Documents Using Brother Iprint&Scan (Windows/Mac)91
Print on both Sides of the Paper Automatically Using Brother Iprint&Scan (Automatic 2-Sided Printing) (Windows/Mac)93
Print more than One Page on a Single Sheet of Paper Using Brother Iprint&Scan (N in 1) (Windows/Mac)95
Print a Colour Document in Greyscale Using Brother Iprint&Scan (Windows/Mac)96
Print Data Directly from a USB Flash Drive97
Compatible USB Flash Drives98
Print Photos Directly from a USB Flash Drive99
Scan109
Scan Using the Scan Button on Your Machine110
Scan Photos and Graphics111
Save Scanned Data to a Folder as a PDF File113
Save Scanned Data to a USB Flash Drive115
Scan Multiple Business Cards and Photos (Auto Crop)118
Scan to an Editable Text File Using OCR119
Save Scanned Data as an Email Attachment121
Send Scanned Data to an Email Recipient123
Scan to FTP125
Scan to Network (Windows)129
Web Services for Scanning on Your Network (Windows 7, Windows 8.1, and Windows 10)133
Change Scan Settings Using Brother Iprint&Scan137
Scan Using Brother Iprint&Scan (Windows/Mac)138
Scan from Your Computer (Windows)139
Scan Using Nuance ™ Paperport ™ 14SE or Other Windows Applications140
Scan Using Windows Fax and Scan145
Scan from Your Computer (Mac)149
Configure Scan Settings Using Web Based Management150
Set the Scan File Name Using Web Based Management151
Set the Scan Job Email Report Using Web Based Management152
Copy153
Copy a Document154
Enlarge or Reduce Copied Images156
Sort Copies157
Make Page Layout Copies (N in 1 or Poster)158
Copy on both Sides of the Paper (2-Sided Copy)161
Copy an ID Card163
Use the A3 Copy Shortcuts165
Copy Settings167
Fax169
Send a Fax170
Send a Fax from Your Brother Machine171
Send a Fax Manually173
Send a Fax at the End of a Conversation174
Send the same Fax to more than One Recipient (Broadcasting)176
Send a Fax in Real Time179
Send a Fax at a Specified Time (Delayed Fax)180
Change the Fax Auto Redial Setting181
Cancel a Fax in Progress182
Check and Cancel a Pending Fax183
Fax Options184
Receive a Fax185
Receive Mode Settings186
Set Fax Detect190
Fax Preview191
Shrink Page Size of an Oversized Incoming Fax195
Set the Fax Receive Stamp196
Receive a Fax at the End of a Telephone Conversation197
Memory Receive Options199
Remote Fax Retrieval206
Voice Operations and Fax Numbers212
Voice Operations213
Store Fax Numbers216
Set up Broadcasting Groups221
Telephone Services and External Devices225
Phone Line Services226
Caller ID227
Voice over Internet Protocol (Voip/Telephone Line Interference)230
External TAD (Telephone Answering Device)231
External and Extension Telephones235
Fax Reports240
Set the Transmission Verification Report's Style241
Set the Fax Journal's Interval Period242
Pc-Fax243
PC-FAX for Windows244
PC-FAX for Mac(Sending Only)263
Network264
Supported Basic Network Features265
Configure Network Settings266
Configure Network Settings Using the Control Panel267
Wireless Network Settings268
Use the Wireless Network269
Use Wi-Fi Direct282
Enable/Disable Wireless LAN286
Print the WLAN Report287
Network Features291
Print the Network Configuration Report292
Fax Using the Internet (I-Fax)293
Synchronize Time with the SNTP Server Using Web Based Management313
Reset the Network Settings to Factory Default316
Security317
Before Using Network Security Features318
Configure Certificates for Device Security319
Supported Security Certificate Features320
Step by Step Guide for Creating and Installing a Certificate321
Create a Self-Signed Certificate322
Create CSR and Install a Certificate from a Certificate Authority (CA)323
Import and Export the Certificate and Private Key327
Import and Export a CA Certificate330
Manage Multiple Certificates333
Use SSL/TLS334
Introduction to SSL/TLS335
Manage Your Network Machine Securely Using SSL/TLS338
Print Documents Securely Using SSL/TLS343
Use Snmpv3345
Manage Your Network Machine Securely Using Snmpv3346
Use Ipsec348
Introduction to Ipsec349
Configure Ipsec Using Web Based Management350
Configure an Ipsec Address Template Using Web Based Management352
Configure an Ipsec Template Using Web Based Management354
Use IEEE 802.1X Authentication for a Wired or a Wireless Network362
What Is IEEE 802.1X Authentication363
Configure IEEE 802.1X Authentication for a Wired or a Wireless Network Using Web Based Management (Web Browser)364
IEEE 802.1X Authentication Methods366
Use Secure Function Lock 3.0367
Before Using Secure Function Lock 3.0368
Configure Secure Function Lock 3.0 Using Web Based Management369
Scan Using Secure Function Lock 3.0370
Configure Public Mode for Secure Function Lock 3.0371
Additional Secure Function Lock 3.0 Features372
Register an External IC Card Reader373
Send or Receive an Email Securely374
Configure Email Sending or Receiving Using Web Based Management375
Send an Email with User Authentication376
Send or Receive an Email Securely Using SSL/TLS377
Administrator378
Network Features379
Security Features380
Network Security381
User Authentication383
Brother Management Tools384
Mobile Connect385
Airprint386
Airprint Overview387
Before Using Airprint (Macos)388
Print Using Airprint389
Scan Using Airprint (Macos)392
Send a Fax Using Airprint (Macos)393
Mopria ™ Print Service and Mopria ™ Scan394
Brother Mobile Connect395
Wechat Print396
Configure the Proxy Server Settings Using the Machine's Control Panel397
Configure the Proxy Server Settings Using Web Based Management398
Troubleshooting399
Error and Maintenance Messages400
Transfer Your Faxes or Fax Journal Report407
Document Jams411
Document Is Jammed in the Top of the ADF Unit412
Document Is Jammed in the Bottom of the ADF Unit413
Document Is Jammed Inside the ADF Unit414
Remove Paper Scraps Jammed in the ADF415
Printer Jam or Paper Jam416
Paper Is Jammed in the Front of the Machine417
Paper Is Jammed in the Back of the Machine422
Remove Paper Scraps425
If You Are Having Difficulty with Your Machine426
Paper Handling and Printing Problems427
Telephone and Fax Problems433
Other Problems439
Network Problems441
Airprint Problems449
Check the Machine Information450
Reset Your Machine451
Reset Functions Overview452
Routine Maintenance453
Replace the Ink Cartridges454
Clean Your Brother Machine457
Clean the Print Head from Your Brother Machine458
Clean the Print Head Using Web Based Management459
Clean the Print Head from Your Computer (Windows)460
Automatically Detect and Improve the Condition of Print Head Nozzles461
Clean the Scanner462
Clean the Machine's LCD463
Clean the Outside of the Machine464
Clean the Machine's Printer Platen466
Clean the Paper Feed Rollers467
Clean the Base Pad469
Clean the Paper Pick-Up Rollers470
Check Your Brother Machine472
Check the Print Quality473
Check the Print Alignment from Your Brother Machine475
Check the Ink Volume476
Monitor Machine Status from Your Computer (Windows)477
Monitor Machine Status Using Brother Iprint&Scan (Windows/Mac)482
Correct the Paper Feed to Clear Vertical Lines484
Change the Print Options to Improve Your Print Results485
Pack and Ship Your Machine486
Machine Settings489
Change Machine Settings from the Control Panel490
In the Event of Power Failure (Memory Storage)491
General Settings492
Save Your Favourite Settings as a Shortcut507
Print Reports513
Settings and Features Tables516
Change Machine Settings Using Web Based Management534
What Is Web Based Management535
Access Web Based Management536
Set or Change a Login Password for Web Based Management539
Set up Your Machine's Address Book Using Web Based Management540
Appendix541
Specifications542
Supply Specifications548
To Create a Better Environment549
Brother Help and Customer Support550

Brother MFC-J2340DW - Enable;Disable Wireless LAN

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