diff --git a/src/components/scrollable.ts b/src/components/scrollable.ts
index 208d4044..cfb0a993 100644
--- a/src/components/scrollable.ts
+++ b/src/components/scrollable.ts
@@ -86,7 +86,7 @@ export default class Scrollable {
   public scrollTopOffset: number = 0;
   
   private log: ReturnType<typeof logger>;
-  private debug = false;
+  private debug = true;
   
   constructor(public el: HTMLDivElement, x = false, y = true, public splitOffset = 300, logPrefix = '', public appendTo = el, public onScrollOffset = splitOffset) {
     this.container = document.createElement('div');
@@ -333,6 +333,8 @@ export default class Scrollable {
   }
   
   public onScroll() {
+    this.log('onScroll call');
+
     if(this.onScrollMeasure) fastdom.clear(this.onScrollMeasure);
     this.onScrollMeasure = fastdom.measure(() => {
       // @ts-ignore quick brown fix
@@ -467,6 +469,10 @@ export default class Scrollable {
             this.onManualScrollBottom(scrollTop, needHeight);
           });
         } else if(this.paddings.down) { // scrolled manually or safari
+          if(this.debug) {
+            this.log.warn('seems manually scrolled bottom', this.paddings.up, this.lastScrollTop);
+          }
+
           this.onManualScrollBottom(scrollTop, needHeight);
         }
       } else { // scrolling top
@@ -496,6 +502,10 @@ export default class Scrollable {
             this.onManualScrollTop(scrollTop, needHeight, maxScrollTop);
           });
         } else if(this.paddings.up) {
+          if(this.debug) {
+            this.log.warn('seems manually scrolled top', this.paddings.down, this.lastScrollTop);
+          }
+
           this.onManualScrollTop(scrollTop, needHeight, maxScrollTop);
         }
       }
@@ -510,11 +520,11 @@ export default class Scrollable {
     });
     
     this.onScrollMeasure.then(({value, maxValue}) => {
-      fastdom.mutate(() => {
+      //fastdom.mutate(() => {
         // @ts-ignore
         //this.thumb.style[this.side] = (value >= maxValue ? maxValue : value) + '%';
         this.thumb.style.transform = this.translate + '(' + (value >= maxValue ? maxValue : value) + 'px)';
-      });
+      //});
     });
     
     //console.timeEnd('scroll onScroll');
@@ -536,6 +546,7 @@ export default class Scrollable {
         this.log.warn('bait it off now', this, length, this.splitUp.childElementCount, scrollTop, this.paddings.up, h);
       }
       
+      this.paddingTopDiv.style.height = this.paddings.up + 'px';
       this.paddingBottomDiv.style.height = this.paddings.down + 'px';
       this.onTopIntersection((this.size * 2) + (needHeight * 2));
     });
@@ -558,6 +569,7 @@ export default class Scrollable {
       }
       
       this.paddingTopDiv.style.height = this.paddings.up + 'px';
+      this.paddingBottomDiv.style.height = this.paddings.down + 'px';
       this.onBottomIntersection(this.size + (needHeight * 2));
     });
   }
diff --git a/src/components/wrappers.ts b/src/components/wrappers.ts
index fb31d380..ec41d0e0 100644
--- a/src/components/wrappers.ts
+++ b/src/components/wrappers.ts
@@ -431,12 +431,12 @@ export function wrapAudio(doc: MTDocument, withTime = false): HTMLDivElement {
   return div;
 }
 
-export function wrapPhoto(this: AppImManager, photo: any, message: any, container: HTMLDivElement) {
+export function wrapPhoto(this: AppImManager, photo: any, message: any, container: HTMLDivElement, boxWidth = 380, boxHeight = 380) {
   //container.classList.add('photo');
   
   let peerID = this.peerID;
   
-  let size = appPhotosManager.setAttachmentSize(photo.id, container);
+  let size = appPhotosManager.setAttachmentSize(photo.id, container, boxWidth, boxHeight);
   let image = container.firstElementChild as HTMLImageElement || new Image();
   //let size = appPhotosManager.setAttachmentSize(photo.id, image);
   image.setAttribute('message-id', message.mid);
diff --git a/src/lib/appManagers/appDialogsManager.ts b/src/lib/appManagers/appDialogsManager.ts
index df4f5434..623c51b1 100644
--- a/src/lib/appManagers/appDialogsManager.ts
+++ b/src/lib/appManagers/appDialogsManager.ts
@@ -34,6 +34,8 @@ export class AppDialogsManager {
   public domsArchived: {[peerID: number]: DialogDom} = {};
   public lastActiveListElement: HTMLElement = null;
 
+  public savedAvatarURLs: {[peerID: number]: string} = {};
+
   constructor() {
     this.pinnedDelimiter = document.createElement('div');
     this.pinnedDelimiter.classList.add('pinned-delimiter');
@@ -86,10 +88,11 @@ export class AppDialogsManager {
     });
   }
 
-  public async loadDialogPhoto(div: HTMLDivElement, peerID: number | string, isDialog = false): Promise<boolean> {
+  // peerID == peerID || title
+  public async loadDialogPhoto(div: HTMLDivElement, peerID: number, isDialog = false, title = ''): Promise<boolean> {
     let inputPeer: any;
     let location: any;
-    if(typeof(peerID) != 'string') {
+    if(peerID) {
       inputPeer = appPeersManager.getInputPeerByID(peerID);
       location = appPeersManager.getPeerPhoto(peerID);
     }
@@ -113,7 +116,7 @@ export class AppDialogsManager {
       }
 
       let color = '';
-      if(typeof(peerID) != 'string' && peerID != this.myID) {
+      if(peerID && peerID != this.myID) {
         color = appPeersManager.getPeerColorByID(peerID);
       }
 
@@ -121,7 +124,7 @@ export class AppDialogsManager {
       div.style.fontSize = '';
       div.style.backgroundColor = color;
 
-      let abbrSplitted = (typeof(peerID) != 'string' ? appPeersManager.getPeerTitle(peerID, true) : peerID).split(' ');
+      let abbrSplitted = (!title && peerID ? appPeersManager.getPeerTitle(peerID, true) : title).split(' ');
       let abbr = (abbrSplitted.length == 2 ? 
         abbrSplitted[0][0] + abbrSplitted[1][0] : 
         abbrSplitted[0][0]).toUpperCase();
@@ -135,17 +138,21 @@ export class AppDialogsManager {
       return true;
     }
 
-    let res = await apiFileManager.downloadSmallFile({
-      _: 'inputPeerPhotoFileLocation', 
-      dc_id: location.dc_id, 
-      flags: 0, 
-      peer: inputPeer, 
-      volume_id: location.photo_small.volume_id, 
-      local_id: location.photo_small.local_id
-    });
+    if(!this.savedAvatarURLs[peerID]) {
+      let res = await apiFileManager.downloadSmallFile({
+        _: 'inputPeerPhotoFileLocation', 
+        dc_id: location.dc_id, 
+        flags: 0, 
+        peer: inputPeer, 
+        volume_id: location.photo_small.volume_id, 
+        local_id: location.photo_small.local_id
+      });
+
+      this.savedAvatarURLs[peerID] = URL.createObjectURL(res);
+    }
 
     let img = new Image();
-    img.src = URL.createObjectURL(res);
+    img.src = this.savedAvatarURLs[peerID];
     div.innerHTML = '';
     div.style.fontSize = '0'; // need
     div.append(img);
diff --git a/src/lib/appManagers/appImManager.ts b/src/lib/appManagers/appImManager.ts
index 407b076f..2f71d104 100644
--- a/src/lib/appManagers/appImManager.ts
+++ b/src/lib/appManagers/appImManager.ts
@@ -132,7 +132,7 @@ class BubbleGroups {
       this.groups.push(group = [bubble]);
     }
 
-    console.log('addBubble', bubble, message.mid, fromID, reverse, group);
+    //console.log('addBubble', bubble, message.mid, fromID, reverse, group);
     
     this.bubblesByGroups[reverse ? 'unshift' : 'push']({timestamp, fromID, mid: message.mid, group});
     this.updateGroup(group);
@@ -153,7 +153,7 @@ class BubbleGroups {
       
       let first = group[0];
 
-      console.log('updateGroup', group, first);
+      //console.log('updateGroup', group, first);
       
       if(group.length == 1) {
         first.classList.add('is-group-first', 'is-group-last');
@@ -705,6 +705,7 @@ export class AppImManager {
       if(dialog) {
         this.setPeer(this.peerID, dialog.top_message);
       } else {
+        this.log('will scroll down 3');
         this.scroll.scrollTop = this.scroll.scrollHeight;
       }
     });
@@ -877,7 +878,7 @@ export class AppImManager {
       }
     });
     
-    lottieLoader.checkAnimations();
+    lottieLoader.checkAnimations(false, 'chat');
     
     if(readed.length) {
       let max = Math.max(...readed);
@@ -903,8 +904,10 @@ export class AppImManager {
   }
   
   public setScroll() {
-    this.scrollable = new Scrollable(this.bubblesContainer, false, true, 750, 'IM', this.chatInner/* 1500 */, 300);
+    this.scrollable = new Scrollable(this.bubblesContainer, false, true, 750, 'IM', this.chatInner/* 1500 */, 450);
     this.scroll = this.scrollable.container;
+
+    this.bubblesContainer.append(this.goDownBtn);
     
     this.scrollable.setVirtualContainer(this.chatInner);
     this.scrollable.onScrolledTop = () => this.loadMoreHistory(true);
@@ -1062,6 +1065,7 @@ export class AppImManager {
         let dialog = appMessagesManager.getDialogByPeerID(peerID)[0];
         
         if(dialog && lastMsgID == dialog.top_message) {
+          this.log('will scroll down', this.scroll.scrollTop, this.scroll.scrollHeight);
           this.scroll.scrollTop = this.scroll.scrollHeight;
         } else {
           //this.bubbles[lastMsgID].scrollIntoView();
@@ -1086,7 +1090,7 @@ export class AppImManager {
     
     this.pinnedMessageContainer.style.display = 'none';
     
-    this.preloader.attach(this.chatInner);
+    this.preloader.attach(this.bubblesContainer);
     
     let dialog = appMessagesManager.getDialogByPeerID(this.peerID)[0] || null;
     //////this.log('setPeer peerID:', this.peerID, dialog, lastMsgID);
@@ -1119,7 +1123,7 @@ export class AppImManager {
     this.titleEl.innerHTML = appSidebarRight.profileElements.name.innerHTML = title;
     
     this.topbar.style.display = this.goDownBtn.style.display = '';
-    appSidebarRight.toggleSidebar(true);
+    //appSidebarRight.toggleSidebar(true);
     
     this.chatInput.style.display = appPeersManager.isChannel(peerID) && !appPeersManager.isMegagroup(peerID) ? 'none' : '';
     
@@ -1148,6 +1152,7 @@ export class AppImManager {
             if(bubble) this.bubbles[lastMsgID].scrollIntoView();
             else this.log.warn('no bubble by lastMsgID:', lastMsgID);
           } else {
+            this.log('will scroll down 2');
             this.scroll.scrollTop = this.scroll.scrollHeight;
           }
         } else if(dialog && dialog.top_message) { // add last message, bc in getHistory will load < max_id
@@ -1183,6 +1188,7 @@ export class AppImManager {
       }
       
       this.log.error('setPeer promises error:', err);
+      this.preloader.detach();
       return false;
     });
   }
@@ -1497,7 +1503,7 @@ export class AppImManager {
             bubble.classList.add('photo');
             //appPhotosManager.savePhoto(webpage.photo); // hot-fix because no webpage manager
             
-            wrapPhoto.call(this, webpage.photo, message, preview);
+            wrapPhoto.call(this, webpage.photo, message, preview, 380, 300);
           }
           
           if(preview) {
@@ -1688,7 +1694,7 @@ export class AppImManager {
         } else if(!title && message.fwd_from && message.fwd_from.from_name) {
           title = message.fwd_from.from_name;
           
-          appDialogsManager.loadDialogPhoto(avatarDiv, title);
+          appDialogsManager.loadDialogPhoto(avatarDiv, 0, false, title);
         }
         
         avatarDiv.dataset.peerID = message.fromID;
@@ -1824,12 +1830,20 @@ export class AppImManager {
       if(!isBackLimit) {
         this.scrollPosition.prepareFor(reverse ? 'up' : 'down');
       }
-      
-      /* for(let i = 0; i < 25; ++i) */ history.forEachReverse((msgID: number) => {
-        let message = appMessagesManager.getMessage(msgID);
-        
-        this.renderMessage(message, reverse, true);
-      });
+
+      if(testScroll) {
+        for(let i = 0; i < 25; ++i) history.forEachReverse((msgID: number) => {
+          let message = appMessagesManager.getMessage(msgID);
+          
+          this.renderMessage(message, reverse, true);
+        });
+      } else {
+        history.forEachReverse((msgID: number) => {
+          let message = appMessagesManager.getMessage(msgID);
+          
+          this.renderMessage(message, reverse, true);
+        });
+      }
       
       if(!isBackLimit) {
         this.scrollPosition.restore();
diff --git a/src/lib/appManagers/appMediaViewer.ts b/src/lib/appManagers/appMediaViewer.ts
index 0fd8a2e5..9b7c1e92 100644
--- a/src/lib/appManagers/appMediaViewer.ts
+++ b/src/lib/appManagers/appMediaViewer.ts
@@ -52,6 +52,10 @@ export class AppMediaViewer {
     this.buttons.close.addEventListener('click', () => {
       //this.overlaysDiv.classList.remove('active');
       this.content.container.innerHTML = '';
+      if(this.content.container.firstElementChild) {
+        URL.revokeObjectURL((this.content.container.firstElementChild as HTMLImageElement).src);
+      }
+
       this.currentMessageID = 0;
 
       this.setMoverToTarget(this.lastTarget, true);
diff --git a/src/lib/appManagers/appSidebarRight.ts b/src/lib/appManagers/appSidebarRight.ts
index 79c85023..af646e26 100644
--- a/src/lib/appManagers/appSidebarRight.ts
+++ b/src/lib/appManagers/appSidebarRight.ts
@@ -87,6 +87,8 @@ class AppSidebarRight {
   private mediaDivsByIDs: {
     [mid: number]: HTMLDivElement
   } = {};
+
+  public urlsToRevoke: string[] = [];
   
   constructor() {
     let container = this.profileContentEl.querySelector('.profile-tabs-content') as HTMLDivElement;
@@ -212,7 +214,7 @@ class AppSidebarRight {
   }
   
   public loadSidebarMedia(single = false) {
-    if(testScroll /* || 1 == 1 */) {
+    if(testScroll/*  || 1 == 1 */) {
       return;
     }
 
@@ -298,14 +300,17 @@ class AppSidebarRight {
               
               //this.log('inputMessagesFilterPhotoVideo', message, media);
               
-              let load = () => appPhotosManager.preloadPhoto(media, appPhotosManager.choosePhotoSize(media, 380, 0))
+              let load = () => appPhotosManager.preloadPhoto(media, appPhotosManager.choosePhotoSize(media, 200, 200))
               .then((blob) => {
                 if($rootScope.selectedPeerID != peerID) {
                   this.log.warn('peer changed');
                   return;
                 }
+
+                let url = URL.createObjectURL(blob);
+                this.urlsToRevoke.push(url);
                 
-                div.style.backgroundImage = 'url(' + URL.createObjectURL(blob) + ')';
+                div.style.backgroundImage = 'url(' + url + ')';
               });
               
               div.setAttribute('message-id', '' + message.mid);
@@ -372,8 +377,11 @@ class AppSidebarRight {
                     this.log.warn('peer changed');
                     return;
                   }
+
+                  let url = URL.createObjectURL(blob);
+                  this.urlsToRevoke.push(url);
                   
-                  previewDiv.style.backgroundImage = 'url(' + URL.createObjectURL(blob) + ')';
+                  previewDiv.style.backgroundImage = 'url(' + url + ')';
                 });
                 
                 this.lazyLoadQueueSidebar.push({div: previewDiv, load});
@@ -475,6 +483,11 @@ class AppSidebarRight {
         putPreloader(parent, true);
       }
     });
+
+    this.urlsToRevoke.forEach(url => {
+      URL.revokeObjectURL(url);
+    });
+    this.urlsToRevoke.length = 0;
     
     this.sharedMediaTypes.forEach(type => {
       //this.minMediaID[type] = 0;
diff --git a/src/scss/partials/_chat.scss b/src/scss/partials/_chat.scss
index 165d6439..7f6fcebc 100644
--- a/src/scss/partials/_chat.scss
+++ b/src/scss/partials/_chat.scss
@@ -113,7 +113,16 @@
 		position: relative;
 
 		> .scrollable {
-			position: unset;
+			//position: unset;
+
+			height: auto;
+			position: absolute;
+			bottom: 0;
+			left: 0;
+
+			/* display: flex;
+    	flex-direction: column;
+    	justify-content: flex-end; */
 		}
 		
 		&:not(.scrolled-down) {
@@ -141,10 +150,10 @@
 			display: flex;
 			flex-direction: column;
 			flex-shrink: 1;
-			padding-top: 9px;
+			//padding-top: 9px;
 			margin: 0 auto;
 			box-sizing: border-box;
-			min-height: 100%;
+			/* min-height: 100%; */
 			justify-content: flex-end;
 
 			&.is-chat {
@@ -469,7 +478,8 @@
 				font-size: .95rem;
 				// margin: .25rem;
 				margin: 4px 4px 4px 6px;
-				padding: .25rem;
+				//padding: .25rem;
+				padding: 4px;
 				margin-bottom: -5px;
 				border-radius: 4px;
 				//transition: anim(background-color);
@@ -592,6 +602,7 @@
 				max-width: 100%;
 				color: #000;
 				line-height: 21px;
+				word-break: break-word;
 				
 				* {
 					overflow: hidden;
diff --git a/src/scss/partials/_rightSIdebar.scss b/src/scss/partials/_rightSIdebar.scss
index 3293c30d..be3a0c54 100644
--- a/src/scss/partials/_rightSIdebar.scss
+++ b/src/scss/partials/_rightSIdebar.scss
@@ -33,6 +33,7 @@
   flex: 1 1 auto;
   display: flex;
   flex-direction: column;
+  height: 100%;
 
   .profile-name {
     text-align: center;
@@ -106,11 +107,17 @@
     margin-left: -54px;
   }
 
+  &-wrapper {
+    flex: 0 0 auto;
+  }
+
   .content-container {
     width: 100%;
     max-width: 100%;
-    overflow: hidden;
-    flex: 1;
+    //overflow: hidden;
+    flex: 1 1 auto;
+    position: relative;
+    //height: 1%; // fix safari
   }
 
   .profile-tabs {
@@ -118,7 +125,8 @@
   }
 
   .profile-tabs-content {
-    height: 100%;
+    min-height: 100%;
+    position: absolute; // FIX THE SAFARI!
     /* width: 500%;
     margin-left: -100%;
  */
@@ -131,7 +139,7 @@
     } */
 
     > div {
-      height: 100%;
+      //height: 100%;
       position: relative;
     }