fix typos

3 files changed, 5 insertions, 5 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1bf71abf9..29509ca8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,7 +7,7 @@
 * make PEP avatars public to play nice with Prosody 0.11
 * fixed re-sending failed files in group chats
 * OMEMO stability improvements
-* context menu wen long pressing avatar in 1:1 chat
+* context menu when long pressing avatar in 1:1 chat
 * synchronize group chat join/leaves across multiple clients
 * fixed sending PGP encrypted messages from quick reply
 * bug fixes
diff --git a/src/main/java/de/pixart/messenger/utils/MimeUtils.java b/src/main/java/de/pixart/messenger/utils/MimeUtils.java
index 0babfdf9d..d8b3f172c 100644
--- a/src/main/java/de/pixart/messenger/utils/MimeUtils.java
+++ b/src/main/java/de/pixart/messenger/utils/MimeUtils.java
@@ -478,7 +478,7 @@ public final class MimeUtils {
      * Returns the MIME type for the given extension.
      *
      * @param extension A file extension without the leading '.'
-     * @return The MIME type for the given extension or null iff there is none.
+     * @return The MIME type for the given extension or null if there is none.
      */
     public static String guessMimeTypeFromExtension(String extension) {
         if (extension == null || extension.isEmpty()) {
@@ -491,7 +491,7 @@ public final class MimeUtils {
      * Returns true if the given extension has a registered MIME type.
      *
      * @param extension A file extension without the leading '.'
-     * @return True iff there is an extension entry in the map.
+     * @return True if there is an extension entry in the map.
      */
     public static boolean hasExtension(String extension) {
         if (extension == null || extension.isEmpty()) {
@@ -506,7 +506,7 @@ public final class MimeUtils {
      * common extension for the given MIME type.
      *
      * @param mimeType A MIME type (i.e. text/plain)
-     * @return The extension for the given MIME type or null iff there is none.
+     * @return The extension for the given MIME type or null if there is none.
      */
     public static String guessExtensionFromMimeType(String mimeType) {
         if (mimeType == null || mimeType.isEmpty()) {
diff --git a/src/main/res/values/strings.xml b/src/main/res/values/strings.xml
index 1fcd8c745..611334782 100644
--- a/src/main/res/values/strings.xml
+++ b/src/main/res/values/strings.xml
@@ -842,7 +842,7 @@
     <string name="device_does_not_support_unknown_source_op">Your device does not support allowing app installs from unknon sources.</string>
     <string name="reject_request">Reject request</string>
     <string name="error_message_copied_to_clipboard">Copied error message to clipboard</string>
-    <string name="pref_screen_security_summary">Treat the content as secure and preventing it from appearing in screenshots.</string>
+    <string name="pref_screen_security_summary">Treat the content as secure and prevent it from appearing in screenshots.</string>
     <string name="pref_screen_security">Forbid screenshots</string>
     <string name="omemo_decryption_failed">Failed to decrypt OMEMO message.</string>
     <string name="install_orbot">Install Orbot</string>