diff --git a/app/src/main/java/org/schabi/newpipe/extractor/AbstractVideoInfo.java b/app/src/main/java/org/schabi/newpipe/extractor/AbstractVideoInfo.java
index f14fbf2f2..8c9b28c5e 100644
--- a/app/src/main/java/org/schabi/newpipe/extractor/AbstractVideoInfo.java
+++ b/app/src/main/java/org/schabi/newpipe/extractor/AbstractVideoInfo.java
@@ -1,7 +1,5 @@
 package org.schabi.newpipe.extractor;
 
-import android.graphics.Bitmap;
-
 /**
  * Copyright (C) Christian Schabesberger 2015 <chris.schabesberger@mailbox.org>
  * AbstractVideoInfo.java is part of NewPipe.
@@ -37,7 +35,6 @@ public abstract class AbstractVideoInfo {
     public String title = "";
     public String uploader = "";
     public String thumbnail_url = "";
-    public Bitmap thumbnail;
     public String webpage_url = "";
     public String upload_date = "";
     public long view_count = -1;
diff --git a/app/src/main/java/org/schabi/newpipe/extractor/ChannelInfo.java b/app/src/main/java/org/schabi/newpipe/extractor/ChannelInfo.java
index 2f856dac0..941d08564 100644
--- a/app/src/main/java/org/schabi/newpipe/extractor/ChannelInfo.java
+++ b/app/src/main/java/org/schabi/newpipe/extractor/ChannelInfo.java
@@ -1,7 +1,5 @@
 package org.schabi.newpipe.extractor;
 
-import android.util.Log;
-
 import java.util.List;
 import java.util.Vector;
 
diff --git a/app/src/main/java/org/schabi/newpipe/extractor/Parser.java b/app/src/main/java/org/schabi/newpipe/extractor/Parser.java
index 211c1ed47..5ed9b8708 100644
--- a/app/src/main/java/org/schabi/newpipe/extractor/Parser.java
+++ b/app/src/main/java/org/schabi/newpipe/extractor/Parser.java
@@ -1,7 +1,5 @@
 package org.schabi.newpipe.extractor;
 
-import android.util.Log;
-
 import java.io.UnsupportedEncodingException;
 import java.net.URLDecoder;
 import java.util.HashMap;
diff --git a/app/src/main/java/org/schabi/newpipe/extractor/ServiceList.java b/app/src/main/java/org/schabi/newpipe/extractor/ServiceList.java
index 9571819a9..fd3dc506d 100644
--- a/app/src/main/java/org/schabi/newpipe/extractor/ServiceList.java
+++ b/app/src/main/java/org/schabi/newpipe/extractor/ServiceList.java
@@ -1,7 +1,5 @@
 package org.schabi.newpipe.extractor;
 
-import android.util.Log;
-
 import org.schabi.newpipe.extractor.services.youtube.YoutubeService;
 
 /**
diff --git a/app/src/main/java/org/schabi/newpipe/extractor/StreamInfo.java b/app/src/main/java/org/schabi/newpipe/extractor/StreamInfo.java
index 9c710114b..f3fde27ae 100644
--- a/app/src/main/java/org/schabi/newpipe/extractor/StreamInfo.java
+++ b/app/src/main/java/org/schabi/newpipe/extractor/StreamInfo.java
@@ -44,7 +44,6 @@ public class StreamInfo extends AbstractVideoInfo {
         this.title = avi.title;
         this.uploader = avi.uploader;
         this.thumbnail_url = avi.thumbnail_url;
-        this.thumbnail = avi.thumbnail;
         this.webpage_url = avi.webpage_url;
         this.upload_date = avi.upload_date;
         this.upload_date = avi.upload_date;
diff --git a/app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeChannelExtractor.java b/app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeChannelExtractor.java
index a33707d1c..f7f5e4923 100644
--- a/app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeChannelExtractor.java
+++ b/app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeChannelExtractor.java
@@ -19,8 +19,6 @@ import org.schabi.newpipe.extractor.UrlIdHandler;
 
 
 import java.io.IOException;
-import java.util.HashMap;
-import java.util.Map;
 
 /**
  * Created by Christian Schabesberger on 25.07.16.
diff --git a/app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeSearchEngine.java b/app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeSearchEngine.java
index 5e84eac77..2a361ed7b 100644
--- a/app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeSearchEngine.java
+++ b/app/src/main/java/org/schabi/newpipe/extractor/services/youtube/YoutubeSearchEngine.java
@@ -1,17 +1,12 @@
 package org.schabi.newpipe.extractor.services.youtube;
 
-import android.util.Log;
-
 import org.jsoup.Jsoup;
 import org.jsoup.nodes.Document;
 import org.jsoup.nodes.Element;
-import org.schabi.newpipe.extractor.AbstractVideoInfo;
 import org.schabi.newpipe.extractor.Downloader;
 import org.schabi.newpipe.extractor.ExtractionException;
-import org.schabi.newpipe.extractor.Parser;
 import org.schabi.newpipe.extractor.ParsingException;
 import org.schabi.newpipe.extractor.SearchEngine;
-import org.schabi.newpipe.extractor.StreamPreviewInfoCollector;
 import org.schabi.newpipe.extractor.StreamPreviewInfoExtractor;
 import org.schabi.newpipe.extractor.StreamPreviewInfoSearchCollector;
 import org.schabi.newpipe.extractor.UrlIdHandler;