diff --git a/src/webui/www/private/views/about.html b/src/webui/www/private/views/about.html
index d60e71415..873985cd2 100644
--- a/src/webui/www/private/views/about.html
+++ b/src/webui/www/private/views/about.html
@@ -75,7 +75,7 @@
         <li><u>Armenian:</u> Hrant Ohanyan (hrantohanyan@mail.am)</li>
         <li><u>Basque:</u> Xabier Aramendi (azpidatziak@gmail.com)</li>
         <li><u>Belarusian:</u> Mihas Varantsou (meequz@gmail.com)</li>
-        <li><u>Bulgarian:</u> Tsvetan & Boyko Bankoff (emerge_life@users.sourceforge.net)</li>
+        <li><u>Bulgarian:</u> Tsvetan &amp; Boyko Bankoff (emerge_life@users.sourceforge.net)</li>
         <li><u>Catalan:</u> Francisco Luque Contreras (frannoe@ya.com)</li>
         <li><u>Chinese (Simplified):</u> Guo Yue (yue.guo0418@gmail.com)</li>
         <li><u>Chinese (Traditional):</u> Yi-Shun Wang (dnextstep@gmail.com) and 冥王歐西里斯 s8321414(Transifex)</li>
diff --git a/src/webui/www/private/views/preferences.html b/src/webui/www/private/views/preferences.html
index d7795d1d3..665fc3ebd 100644
--- a/src/webui/www/private/views/preferences.html
+++ b/src/webui/www/private/views/preferences.html
@@ -940,7 +940,7 @@ Use ';' to split multiple entries. Can use wildcard '*'.)QBT_TR[CONTEXT=OptionsD
             </tr>
             <tr>
                 <td>
-                    <label for="memoryWorkingSetLimit">QBT_TR(Physical memory (RAM) usage limit (applied if libtorrent >= 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://wikipedia.org/wiki/Working_set" target="_blank">(?)</a></label>
+                    <label for="memoryWorkingSetLimit">QBT_TR(Physical memory (RAM) usage limit (applied if libtorrent &gt;= 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://wikipedia.org/wiki/Working_set" target="_blank">(?)</a></label>
                 </td>
                 <td>
                     <input type="text" id="memoryWorkingSetLimit" style="width: 15em;" title="QBT_TR(This option is less effective on Linux)QBT_TR[CONTEXT=OptionsDialog]">&nbsp;&nbsp;QBT_TR(MiB)QBT_TR[CONTEXT=OptionsDialog]
@@ -1043,7 +1043,7 @@ Use ';' to split multiple entries. Can use wildcard '*'.)QBT_TR[CONTEXT=OptionsD
             </tr>
             <tr>
                 <td>
-                    <label for="hashingThreads">QBT_TR(Hashing threads (requires libtorrent >= 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/reference-Settings.html#hashing_threads" target="_blank">(?)</a></label>
+                    <label for="hashingThreads">QBT_TR(Hashing threads (requires libtorrent &gt;= 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/reference-Settings.html#hashing_threads" target="_blank">(?)</a></label>
                 </td>
                 <td>
                     <input type="text" id="hashingThreads" style="width: 15em;" />
@@ -1067,7 +1067,7 @@ Use ';' to split multiple entries. Can use wildcard '*'.)QBT_TR[CONTEXT=OptionsD
             </tr>
             <tr>
                 <td>
-                    <label for="diskCache">QBT_TR(Disk cache (requires libtorrent < 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/reference-Settings.html#cache_size" target="_blank">(?)</a></label>
+                    <label for="diskCache">QBT_TR(Disk cache (requires libtorrent &lt; 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/reference-Settings.html#cache_size" target="_blank">(?)</a></label>
                 </td>
                 <td>
                     <input type="text" id="diskCache" style="width: 15em;" />&nbsp;&nbsp;QBT_TR(MiB)QBT_TR[CONTEXT=OptionsDialog]
@@ -1075,7 +1075,7 @@ Use ';' to split multiple entries. Can use wildcard '*'.)QBT_TR[CONTEXT=OptionsD
             </tr>
             <tr>
                 <td>
-                    <label for="diskCacheExpiryInterval">QBT_TR(Disk cache expiry interval (requires libtorrent < 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/reference-Settings.html#cache_expiry" target="_blank">(?)</a></label>
+                    <label for="diskCacheExpiryInterval">QBT_TR(Disk cache expiry interval (requires libtorrent &lt; 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/reference-Settings.html#cache_expiry" target="_blank">(?)</a></label>
                 </td>
                 <td>
                     <input type="text" id="diskCacheExpiryInterval" style="width: 15em;">&nbsp;&nbsp;QBT_TR(s)QBT_TR[CONTEXT=OptionsDialog]
@@ -1091,7 +1091,7 @@ Use ';' to split multiple entries. Can use wildcard '*'.)QBT_TR[CONTEXT=OptionsD
             </tr>
             <tr>
                 <td>
-                    <label for="diskIOType">QBT_TR(Disk IO type (libtorrent >= 2.0; requires restart):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/single-page-ref.html#default-disk-io-constructor" target="_blank">(?)</a></label>
+                    <label for="diskIOType">QBT_TR(Disk IO type (libtorrent &gt;= 2.0; requires restart):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/single-page-ref.html#default-disk-io-constructor" target="_blank">(?)</a></label>
                 </td>
                 <td>
                     <select id="diskIOType" style="width: 15em;">
@@ -1120,13 +1120,13 @@ Use ';' to split multiple entries. Can use wildcard '*'.)QBT_TR[CONTEXT=OptionsD
                     <select id="diskIOWriteMode" style="width: 15em;">
                         <option value="0">QBT_TR(Disable OS cache)QBT_TR[CONTEXT=OptionsDialog]</option>
                         <option value="1">QBT_TR(Enable OS cache)QBT_TR[CONTEXT=OptionsDialog]</option>
-                        <option value="2">QBT_TR(Write-through (requires libtorrent >= 2.0.6))QBT_TR[CONTEXT=OptionsDialog]</option>
+                        <option value="2">QBT_TR(Write-through (requires libtorrent &gt;= 2.0.6))QBT_TR[CONTEXT=OptionsDialog]</option>
                     </select>
                 </td>
             </tr>
             <tr>
                 <td>
-                    <label for="coalesceReadsAndWrites">QBT_TR(Coalesce reads & writes (requires libtorrent < 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/reference-Settings.html#coalesce_reads" target="_blank">(?)</a></label>
+                    <label for="coalesceReadsAndWrites">QBT_TR(Coalesce reads &amp; writes (requires libtorrent &lt; 2.0):)QBT_TR[CONTEXT=OptionsDialog]&nbsp;<a href="https://www.libtorrent.org/reference-Settings.html#coalesce_reads" target="_blank">(?)</a></label>
                 </td>
                 <td>
                     <input type="checkbox" id="coalesceReadsAndWrites" />