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The VDU patches below will update certified libraries on Edition 26 to 06/23.

* To download individual libraries or patches, right-click on the link and choose 'Save Target As' (for IE) or 'Save Link As' (for Netscape). To download multiple files at once, use the checkboxes to select the files, and click the 'Download' button at the bottom of the list. Once the files have been downloaded, the user must use Winzip 9.0 or earlier editions to extract from the .zip files.

Images
 Gulf of Bothnia & Gulf of Finland       Baltic Sea       Norway      

 

*Rows highlighted below in this color are cancelled libraries since the latest New Edition.*
*Rows highlighted below in this color are new libraries available with the latest New Edition.*

IMPORTANT: As of 15 November 2021, NGA's Maritime Safety Office no longer supports DNC VDU UNIX patches. If you have questions or concerns please contact NGA via the Maritime Quality Feedback System (MQFS)

Number Name Download
full library
Download VDU Patch
(Windows)
Download VDU Patch 
(Unix)
Cancelled or
New Libraries
     N/A NtM
date
A2220640 Liinakhamari, Russia N/A   Windows
       1.2 KB
N/A -
A2220690 Vadso, Norway N/A   Windows
       1.1 KB
N/A -
A2220800 Honningsvag, Norway N/A   Windows
       169.4 KB
N/A -
A2220920 Hammerfest, Norway N/A   Windows
       420.1 KB
N/A -
A2220950 Soroysundet to Saint Jernsundet, Norway N/A   Windows
       581.7 KB
N/A -
A2221130 Alta, Norway N/A   Windows
       1.3 KB
N/A -
A2221200 Approaches to Andnes, Norway N/A   Windows
       2.4 KB
N/A -
A2221250 Sorfugloya to Uloya, Norway N/A   Windows
       1.9 KB
N/A -
A2221310 Approaches to Tromso, Norway N/A   Windows
       429.4 KB
N/A -
A2221380 Andorja to Malangen, Norway N/A   Windows
       352.6 KB
N/A -
A2221490 Steinavaer to Kjolva, Norway N/A   Windows
       241.4 KB
N/A -
A2221610 Harstad, Norway N/A   Windows
       473.0 KB
N/A -
A2221820 Reine, Norway N/A   Windows
       422.7 KB
N/A -
A2221900 Approaches to Svolvaer, Norway N/A   Windows
       661.8 KB
N/A -
A2222030 Narvik, Norway N/A   Windows
       283.1 KB
N/A -
A2222290 Bodo, Norway N/A   Windows
       381.9 KB
N/A -
A2222790 Hemnesberget, Norway N/A   Windows
       147.0 KB
N/A -
A2222910 Halsoy, Norway N/A   Windows
       858.5 KB
N/A -
A2222940 Tjotta, Norway N/A   Windows
       604 Bytes
N/A -
A2222990 Bronnoysund, Norway N/A   Windows
       884 Bytes
N/A -
A2224460 Approaches to Karlskrona, Sweden N/A   Windows
       301.6 KB
N/A -
A2224570 Approaches to Kalmar, Sweden N/A   Windows
       353.6 KB
N/A -
A2225190 Norrkopping, Sweden N/A   Windows
       1.1 KB
N/A -
A2225330 Approaches to Nynashamn, Sweden N/A   Windows
       336.7 KB
N/A -
A2225370 Eastern Approaches to Stockholm, Sweden N/A   Windows
       383.7 KB
N/A -
A2225380 Northern Approaches to Stockholm, Sweden N/A   Windows
       1.2 KB
N/A -
A2225460 Hallstavik, Sweden N/A   Windows
       320.8 KB
N/A -
A2225550 Skutskar, Sweden N/A   Windows
       1.2 KB
N/A -
A2225620 Axmar, Sweden N/A   Windows
       315.4 KB
N/A -
A2225910 Sundsvall, Sweden N/A   Windows
       170.0 KB
N/A -
A2226240 Vaja, Sweden N/A   Windows
       123.6 KB
N/A -
A2226730 Ornskoldsvik, Sweden N/A   Windows
       206.9 KB
N/A -
A2227220 Approaches to Lulea, Sweden N/A   Windows
       217.8 KB
N/A -
A2227280 Karlsborg, Sweden N/A   Windows
       1.1 KB
N/A -
A2227410 Approaches to Kemi & Roytta, Finland & Sweden N/A   Windows
       357.0 KB
N/A -
A2227520 Approaches to Oulu, Finland N/A   Windows
       1.0 KB
N/A -
A2227560 Approaches to Kokkola, Finland N/A   Windows
       231.0 KB
N/A -
A2227780 Rauma, Finland N/A   Windows
       1.2 KB
N/A -
A2227820 Approaches to Turku, Finland N/A   Windows
       1.6 MB
N/A -
A2228140 Approaches to Hanko, Finland N/A   Windows
       499.2 KB
N/A -
A2228190 Approaches to Helsinki, Finland N/A   Windows
       390.4 KB
N/A -
A2228230 Approaches to Kotka & Hamina, Finland N/A   Windows
       477.5 KB
N/A -
A2228300 Vyborg, Russia N/A   Windows
       1.1 KB
N/A -
A2228370 Sankt-Peterburg, Russia N/A   Windows
       1.1 KB
N/A -
A2228425 Approaches to Sillamae, Estonia N/A   Windows
       2.4 KB
N/A -
A2228480 Approaches to Tallinn and Muuga, Estonia N/A   Windows
       115.7 KB
N/A -
A2228505 Approaches to Paldiski, Estonia N/A   Windows
       884 Bytes
N/A -
A2228610 Approaches to Riga, Latvia N/A   Windows
       154.1 KB
N/A -
A2228620 Approaches to Ventspils, Latvia N/A   Windows
       136.7 KB
N/A -
A2228640 Approaches to Liepaja, Latvia N/A   Windows
       99.2 KB
N/A -
A2228680 Approaches to Baltiysk, Russia N/A   Windows
       1.1 KB
N/A -
A2228710 Approaches to Gdansk and Gdynia, Poland N/A   Windows
       101.1 KB
N/A -
A2228820 Approaches to Swinoujscie, Poland N/A   Windows
       167.6 KB
N/A -
A2228840 Sassnitz, Germany N/A   Windows
       86.9 KB
N/A -
A2228860 Rostock, Germany N/A   Windows
       70.1 KB
N/A -
A2229110 Trelleborg, Sweden and Bornholm, Denmark N/A   Windows
       138.1 KB
N/A -
A2229230 The Sound, Sweden and Denmark N/A   Windows
       291.1 KB
N/A -
A2229580 Stubbekobing, Denmark N/A   Windows
       89.7 KB
N/A -
A2230423 Approach to Varberg Sweden N/A   Windows
       162.0 KB
N/A -
A2262950 Murmansk, Russia N/A   Windows
       344.7 KB
N/A -