[Q] Does juice defender work? - General Questions and Answers

Hello all.
I've been using juice defender recently and don't see a difference really, some say it works, others say it worsens your battery,
Does anyone know if it actually works?
Thanks in advanced
..... sex, drugs, metal music and unwanted pregnancies!

I really couldn't spot any difference, it claims it saves a lot of "juice" but it only pisses me off when I turn the screen on cause the data/wifi is being activated and slows the system a lot in those few seconds. The only thing I found it good for is the "location" feature for the WiFi, it automaticly turns it off when you aren't in range of your home router and it doesn't use GPS to determine your position. Simply when you're not home wifi is turned off, when you get back home it turns on without doing anything, really awesome stuff.
When it comes to battery conservation tho, mine goes through a day with or without juicedefender (+ ultimate juice addon), no more.

Works fantastic for my Kyocera Echo.
Got a whole day out of using my phone with the Extreme setting on.

Didn't notice any difference. The best savings I have found is to just go into airplane mode when I'm working and can't take calls.

Posts 3 and 4 above seem to be more the "extremist" settings ... both of which one can do manually, depending on your phone.
So, as mine is a Samung SG2, I dont need a program like JD, as I have inbuillt system (battery) controls that work just as well, I believe.
When being battery conscious, I can get more than 36 hours from the SG2, mainly using wifi at home for internet, playing movies etc.

How does superpower relate to juice defender? Jd didn't do much for me.
Sent from my DROIDX using XDA Premium App

Related

Battery life after 12 days

I know there is a bunch of threads about this but I am considering about a replacement at this point.
My battery is draining pretty fast doing same task as with my Galaxy S 4G. Web, few games, texts, few calls.
My battery life is around 5-9 hours and gotta recharge twice a day at this point. I though it would get better with time, had the phone since launch day.
What are your experiences?
Sent from my LG-P999 using XDA App
Any advise?
Sent from my LG-P999 using XDA App
moshe22 said:
Any advise?
Sent from my LG-P999 using XDA App
Click to expand...
Click to collapse
I get 12-16+ hours heavy use
I'm in a 3g only area so I'm guessing people that live in a 4g network see worse battery drain.... I'd honestly stop all synching and do a full charge with battery wipe
Sent from my LG-P999 using XDA Premium App
Any one with same experiences?
Sent from my LG-P999 using XDA App
I already tried with about 3-4 factory reset, deleting battery stats with battery calibrator and clock work mod.
Still horrible
Sent from my LG-P999 using XDA App
nate420 said:
I get 12-16+ hours heavy use
I'm in a 3g only area so I'm guessing people that live in a 4g network see worse battery drain.... I'd honestly stop all synching and do a full charge with battery wipe
Sent from my LG-P999 using XDA Premium App
Click to expand...
Click to collapse
I don't think 3G/4G makes a difference on battery usage. It's HSPA vs HSPS+, both are 3G, just one is a bit faster. It's not like Verizon where you have 3G and LTE 4G, and one sucks up more juice than the other.
lol yeah, it's pretty funny how all T-Mobile has to do is put a "4G" icon in your notification bar and people think the phone is running on a different network. The only thing that's different than, say, a N1, is that the G2x has a higher top end. Wireless companies have really effed everyone in the head with this 3G/4G BS.
mapin0518 said:
I don't think 3G/4G makes a difference on battery usage. It's HSPA vs HSPS+, both are 3G, just one is a bit faster. It's not like Verizon where you have 3G and LTE 4G, and one sucks up more juice than the other.
Click to expand...
Click to collapse
i just guessed
but this device is know for having driver issues/mega bloatware running unless frozen or removed
and its a android phone... its not going to have a lot of battery left after powering all the bull spit that is running on it/screen/tethering/gps/mms & texting let alone all the other stuff people do with this phone....
talk to tmobile maybe you can get a new battery sent after saying yours is bogusly sucking.....
other than that wait for the drivers to be fixed.... a stable rom like BIONIX that krylon is baking in the oven and a UV/OC kernel MorFic is putting in the steamer as well....
its been less than 20 days this phone obviously has some issue's since LAUNCH
but to just give up like some people are doing and going to the HTC crapsation with 3.0 sense and a locked (not encrypted thank god) bootloader that will most likely have some issues as well is just flat out idiotic....
(i dont mean people dumping the phone are stupid... just expecting too much out of a 2 week old phone)
moshe22 said:
I know there is a bunch of threads about this but I am considering about a replacement at this point.
My battery is draining pretty fast doing same task as with my Galaxy S 4G. Web, few games, texts, few calls.
My battery life is around 5-9 hours and gotta recharge twice a day at this point. I though it would get better with time, had the phone since launch day.
What are your experiences?
Sent from my LG-P999 using XDA App
Click to expand...
Click to collapse
all battery's like that....(hd2, nexus s, nexus one, g2x)
My battery goes from full to 99% in about 6 hours when I sleep and wake up. The phone is not turned off btw. I am now using "Juice Defender Ultimate". Paid $3 and change when you get the free version and upgrade it from that free app (otherwise I think it is around $6). I have it at the "extreme" profile which shuts all wifi and data. I disable it and then turn on either wifi or data when I need to use it (Use Switchpro to toggle on and off easily from my home screen). I also the free Advanced Task Killer with only ATK and Juice Defender running. In 12 hours of using the phone a few times, texts, and even surfing the web, and watching 20 mins of video I still have about 80%. It makes a big difference.
I just make sure to use my ATK before I turn the screen off on my phone.
Oh yeah I also rooted my phone and removed all bloatware.
Well, when I had a G2x, it wasn't too bad at the start, but after I tried the HDMI output, the battery life went to hell in a heartbeat, i.e. full to dead within 8 hours with no network connectivity, and the phone always using the battery even when off. I think the HDMI output got shorted somehow to always on, and thus never stopped drawing power for nothing. Besides, my G2 was never anywhere near as bad as the G2x in power usage, even back at stock unrooted Froyo, so to give a blanket statement of "all Android phones suck down batteries like nothing" is simply an over-generalization.
wildone81 said:
Well, when I had a G2x, it wasn't too bad at the start, but after I tried the HDMI output, the battery life went to hell in a heartbeat, i.e. full to dead within 8 hours with no network connectivity, and the phone always using the battery even when off. I think the HDMI output got shorted somehow to always on, and thus never stopped drawing power for nothing. Besides, my G2 was never anywhere near as bad as the G2x in power usage, even back at stock unrooted Froyo, so to give a blanket statement of "all Android phones suck down batteries like nothing" is simply an over-generalization.
Click to expand...
Click to collapse
im not saying all android phones batteries suck..... but take into consideration what these phones are doing.... and you cant really compare the G2x to any other android phone except the Atrix and o2X because its a dual core...... so comparing it to a galaxy s 4G or a nexus s isnt really giving this phone the credit it deserves
nate420 said:
im not saying all android phones batteries suck..... but take into consideration what these phones are doing.... and you cant really compare the G2x to any other android phone except the Atrix and o2X because its a dual core...... so comparing it to a galaxy s 4G or a nexus s isnt really giving this phone the credit it deserves
Click to expand...
Click to collapse
I will try once again and see hoe much it last before it is down to 10%. Wiped battery stats last night and realized that i had unfreeze my account. So i just froze it again and recharged the phone.
Don't get me wrong though i really like this phone alot better than my other two smartphones.
Sent from my LG-P999 using XDA App
I have the answer
*** TO GET STRAIGHT TO THE POINT, SKIP TO THE BOTTOM BOLD POINTS****
*** READ ENTIRE THING TO GET DETAILS AND COMMENTARY, I TALK TOO MUCH****
All:
I've always had Motorola Droid phones. They have excellent battery out of the box, but I truly bumped it up with a few steps.
First off if I buy a phone that has GPS, WIFI, Bluetooth, etc. I plan to keep those functions ON and running ALL THE TIME as I don't want to get in my car and say, ohh yeah let me renable bluetooth etc. No, that's now how I operate. So all the tips below greatly extended battery life without disabling functionality. I do however disable autostarting of apps like Skype, Fring, and Qik. I mean let's face it how often is someone video calling you randomly?
This phones are turning into computers, think about how long it takes to install windows, load all your applications, configure and tweak your settings, register your software etc etc. But just like the more apps you install in Windows the more sh1t wants to autostart when you boot into Windows and load up your task tray (taking resources) is the same way the phones are working.
I recently returned a G2X, not for battery life but for other reasons. I actually was able to improve the battery life using the methods below.
First off, everyone always talks about a task killer. This is a must have. BUUUUT! You have to use it properly and this isn't the main thing that will help you save your battery.
Another must have but NEVER talked about app is AUTOSTARTS. **Root Required**
Autostarts let's you disable items that always enable themselves on certain actions. For example, why does an app you killed relaunch itself randomly? Why does it load on start up? Well autostarts let's you see all apps set to load on startup, also when certain criteria is met. For example, some apps are set to start on "click" of a button for example.
Autostarts let's you disable those apps from EVER starting unless you specifically start it. Let's face it, most apps we download only need to be used when we launch it.
Task killer let's you kill unnecessary apps running in the background, or an app you're down with that you want to kill versus it running in the background using CPU cycles and battery life.
THE KEY IS, YOU MUST NOT KILL OR DISABLE A SYSTEM SERVICE. Most system services are obvious GMAIL, CORP EMAIL, BLUETOOTH SERVICE, WIFI SVC, GOOGLE SERVICES, AT&T/VERIZON/T-Mobile/SPRINT (etc) SERVICES (with the exception of bloatware services).
Task killer will let you see what's running, and place certain items on the IGNORE list so you don't accidentally disable it in the future. Then you need to set your options in task killer to HIDE IGNORED items to further take it from your view.
Those are the first steps. I don't know why AUTOSTARTS isn't more popular. For you computer geeks, it's like MSCONFIG in windows where you disable services that load automatically for no reason.
Also believe it or not WIFI seems to use much less power than AT&T, T-Mobile, and Sprint's 4G network. And let's face it, neither of the aforementioned carriers are really giving us much with their 4G. Wifi still beats them in speeds, and of course Verizon LTE sh1ts on them. So keep your WIFI on when in an WIFI area like home, work, etc. You'd be amazed at just how much battery life that alone can save.
Next, I followed the steps below taken from another thread started by spencersir2, many of the steps I had never done before on previous phones, but I did on a G2X and Atrix and it actually did help even further. I only listed the steps I used that helped, he recommended installing a lot of other software that in my opinion only adds to the problem.
All the steps work for any Android phone, but some of the steps are specific to T-Mobile (i.e. wifi calling option)
Root The Phone. There is plenty of links and help if you don't know how or have questions about rooting.
(Root Needed) Set CPUand it does nothing but save battery. I currently have it set on 216 - 1000 for when the screen is on and the only profile i have is for when the screen is off and it is at 216-216.
(Root Needed) Battery Calibration. I'm still skeptical if this helped but it can't hurt. Because I did everything at once, I didn't individually test this to see if it made a difference. It doesn't hurt so just do it.
Wifi Never sleep. Supposedly according to some if you change wifi to Never Sleep it will stop some loop in the programing which in turn will save battery. - TRY AND SEE IF THIS HELPS, I THINK IT DOES HELP THE G2X NOT SURE IF IT HELPS OTHER ANDROID PHONES
T-Mobile specific - Wifi Calling. If you didn't decide to freeze/uninstall this app. Make sure that this is OFF, because whenever you have wifi on it will constantly flip between Wifi Calling and normal radio towers, which once again is bad for your battery life.
RECAP:
- Root Phone
-Download SetCPU from market. G2X users, select NVIDIA Tegra 2 at launch of app. Other users select one best appropriate for your device. Create a profile that says SCREEN OFF MIN=216 MAX=216. You may need to adjust the max to wake phone up faster depending on your phone. You shouldn't need to bump the max up to more than 400 something. This only reduces CPU speed when screen is off. Helps with battery!
- Download Autostarts from market, look at all that's running under each column, disable anything you don't need to autostart
- Download Taskiller (it's the red guy, not the green one). Hide system services by long pressing on icon, then select IGNORE. Then go to options and say HIDE IGNORED ITEMS. This so you don't KILL an important system app. (Read above for details on what is a system app)
- Use WiFi whenever possible. Uses much less power than 4G. Not sure about 3G but 4G is a battery killer. If you have Wifi, use it. It's faster anyway.
- Change Wifi settings to never sleep (test for a day see if helps or not, if not change it back to default setting). It helped G2X not sure if it helps other Android phones.
- Disable Wifi Calling (T-Mobile only)
- Download battery calibration from market, not sure if it helps but it def didn't hurt anything. and it's very simple.
I've tried all the tricks listed before (freezing apps, doing the secret menu, etc), and still had TERRIBLE battery life. I tried installing an app (switch pro), and had a toggle switch for data on and off thinking it might help. It helped just slightly. What did work, was putting a 2g-4g toggle switch on, and it has made a night and day difference. This, and I used the battery calibration program a few times, and in clockwork. Normally, I wake up at 6:30am and by the time it's 4pm I was normally down to 35ish %. Now, I'm at around 85% when I leave work. I'm thinking it has to do with the 2g, but it doesn't make sense that when I toggled data off, I got terrible battery, and just switching to 2g makes that big of a difference. Either way, I'm SUPER happy with battery life now.
i really have to question people saying they get 20+ hours of battery life, i mean if i stop all sync, disconnect 4g and only use 2g, not use the internet, shut off wifi, no bluetooth and do all the tricks that people have suggested. I still don't get a full day's use. but what the H is the point of having a super phone that i can't use it's functions i might as well get a clam shell phone that lasts 3 days without charging. I really like this phone but at this point the battery life is killing me i have to take like 3 different chargers everywhere i go!!
Sent from my Desire HD using Tapatalk
I don't see how you guys are still having battery problems. One a full charge, i'm able to get at least 12+ hrs with moderate to heavy use. Facebook and 3 email sync is set at 1 hr. About 100+ text and 10 emails a day. Wifi is on the whole time. Wifi calling as well. My screen brightness is set to auto. GPS is also always on.
I have to admit, the first few days, the battery life was about the same as my hd2 running android, but its gotten better now and its amazing.
Solution: buy a new battery.

Juice defender=placebo effect?

So ever since I first bought the G2x, I've always had juice defender a part of it. Now having done a factory reset, since May (when I got the phone) and not installing juice defender, it seems that I get the same if not better battery life without juice defender installed. Could juice defender just be adding to the battery drainage also?
Yea, I am in the same camp. Juice Defender really has done nothing way too much tweaking it. I have to say its like all of the purge from memory apps...you mileage might vary, but for me they aren't really helpful.
It seems to me that juice defender might be good for over-night, or for situations when I'm not going to be checking my phone for hours. Otherwise, the radio keeps getting turned on and off...on and off...everytime I wake the screen to text or something...that's in addition, of course, to the regularly scheduled times that it does it on its own.
But then again, instead of having it running all the time, I could probably get the same effect if I just went to airplane mode overnight.
Interesting point, OP...and gave me something to think about.
I'm gonna test that today, yesterday I got 15 hours with it on and set CPU profiles today ill turn off juice defender ultimate, ill keep u guys updated.
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jacob808 said:
So ever since I first bought the G2x, I've always had juice defender a part of it. Now having done a factory reset, since May (when I got the phone) and not installing juice defender, it seems that I get the same if not better battery life without juice defender installed. Could juice defender just be adding to the battery drainage also?
Click to expand...
Click to collapse
Yeah, I tested this week. Ifound no noticeable impact of juice except maybe overnight. During the day, and no impact, and perhaps even a negative impact.
I just manually toggle data off at night anyway.
There is really no reason to ever use juice defender when Tasker exists. It can do everything JD does and SO much more.
After testing pretty much every setting I could think of, the only things that made a significant difference is disabling data and GPS. I set up a screen off = data off, screen on = data on set and battery life WAS improved. However, I use Google Voice for all my texting, so I had to have some data, so I tried the same thing but reducing to just 2g and no improvement was noticed.
Keeping GPS off permanently but allowing it to run specifically on applications that need it helps too. Note that this is not possible on gingerbread except for CM7 and ROMs built off of CM's source. I imagine toggling bluetooth and/or WiFi would influence things too, but I never use either. No other setting resulted in a significant improvement in battery life.
Note that during all of these tests, I kept screen brightness to 18%, toggling to 25% when in direct sunlight and 0% in the dark. As for airplane mode at night; I plug the phone in at night and unplug when I wake up so this is a nonissue for me but AM is the best you will ever see your battery life without using things that require root.
And, of course, underclocking to minimum when screen is off improves more than everything else combined. Kernels and clock speeds matter far more than things like GPS or data connection.
Well I'm through testing today I got 11hrs and 18 min without juice defender compared to 15hr with it yesterday, and I used my phone less today, so juice defender gave me about 4 more hours, tomorrow I'm gonna use juice defender and 2g.
Sent from my LG-P999 using XDA App
I don't use any battery management apps, I do use android assistant to close apps every once in a while
Yesterday with juicedefender set CPU profiles and 2g I got 20hrs battery life.
Sent from my LG-P999 using XDA App
Oddly enough, the free version seemed to work better that the paid version. A lot of the time wifi and 4G will stay on even when not using the phone, and I have to manually turn off/on wifi depending on the situation. As stated, it does help when not using your phone for a while, but I'm no pro at it or anything, could be the settings.

(q) juice defender

Does it actually work? Or does it work like as task manager killer, known to drain battery even more??
Sent from my HTC Inspire 4G using XDA App
Its works good. There's a feature that turns off the radio when tthe screen is off. Works great
Sent from my Desire HD using xda premium
some will swear by juice defender, but from my personal usage of it i just got less battery from it.
I do use automateit though to turn off my data when the screen is off, and to turn data on when the screen is on. what i like about automateit is that it used less resources (at least according to watchdog lite) than juice defender. Also, it has the options to set a timelimit for the rules (an example would be to turn data off after 5 minutes of the screen being off).
Using automateit my battery went from 13 of light use to 17 hours of medium use (i read alot through pulse newsreader) and 48 hours when its light use (checking the time here and there at work). When doing both i tend to average at around 23 hours.
Best thing to do though is just to test juice defender and automateit on your device because your usage differs from everyone elses. (though use watchdog lite! cpu cycle watching is you best friend for getting better battery imo!)
thanks for the responses~
JD works. I prefer Green Power, though.
i use juice defender ultimate and i love it. it turns on/off radios on a schedule if you want, and even uses wifi when you're in certain areas (via cell tower association). i get decent life without it on gingerbeast (15-20 hours usu) but with it, ive gotten over 30 with regular use.
like was mentioned above, try them all out. automateit sounds good and is probably a lot lighter than juice defender but JD has a LOT of capabilities so don't just pass over it because it's a big app...look through all the advanced features and give it a fair shot. it tells you how much it's affected your battery life by and i'm almost always at double battery life thanks to the app

Juice Defender on Sensation yes or no?

I used Juice Defender on my Vibrant and it seemed to help quite a bit. However, on the Sensation, because it is running gingerbread, I have read mixed reviews. Some say it helps, some say it doesn't. I'd like to know your experience with this or other batter saving apps!
Droidicus said:
I used Juice Defender on my Vibrant and it seemed to help quite a bit. However, on the Sensation, because it is running gingerbread, I have read mixed reviews. Some say it helps, some say it doesn't. I'd like to know your experience with this or other batter saving apps!
Click to expand...
Click to collapse
If nothing, it starts/stops mobile data when you turn the screen on/off. That on its own is a huge battery saver. It also turns wifi off when it's out of range, and mobile data off when you have wifi.
These things obviously increase battery life, no question about it. Of course, if you never have mobile data on, and don't want to have it on, there is no point to having juice defender
I find that it perpetually signs me out of Gtalk
Hmm. I was debating whether to get the elite version on the market as it seems to have a lot of extra features. I didn't know there were mixed reviews with gingerbread. Thanks.
Sent from my HTC Sensation XE with Beats Audio using xda premium
I get an issue with juice defender where after I've turned the screen back on there is still not mobile internet connection.
I have to manually put the phone into flight mode and back to get a connection, and sometimes even need to reboot.
I got pretty much the same advantage as JD without the hassle by just enabling 'Power Efficiency' in the 'Power' menu in the settings. It turns off background data like JD and allowed me to go a full day with fairly high usage and still have 30% at 8pm.
N.B. - Having background data off means your widgets and mail won't sync as often so I put a 'Sync all' widget on one of my homescreens so that when I wanted an update then I could pull everything down at once.
Hope this helps
I've been using juice defender but I think I will try your suggestion for a couple days and see if it makes a difference. Thanks!
If you check the "always allow mobile internet" button in your wireless settings will give you a good compromise between stock and how juice defender constantly kills the data connection. That setting for me is good for an extra 20-25% a day. Only thing I notice differently is emails may take a minute or two to arrive and Gtalk is signed out when I don't have the phone active.
Juice defender will just manage your apps, settings to save battery.. just to regulate your battery..
I am using Juice defender and it's saying 1.61x now, the battery last about 3 days(I am not a heavy user) but before that it didn't so I found it to be quite helpful
yeh me too... from 8 hours to 10 hours with juice defender..

Juice defender vs easy battery saver

Which one do you guys prefer
I unplugged my phone 5 minutes ago its already on 97%, any suggestions
Sent from my SAMSUNG-SGH-I727 using xda premium
Neither, bit tend to interfere with advanced configs and from my experience power users tend to advoid them. However, juice defender seems to be the lesser of the two evils. Personally I undervolt and underclock and get far better results
If you don't want to get into kernel changes (undervolting/underclocking), give JD a try. I've been using it for months and found, at least for me, a significant battery power savings using it. Spend the extra couple of bucks and get the JD Ultimate key.. it unlocks a bunch of features. With the same type of use I noticed about a 6 hr gain/day (was getting ~ 14hrs on a charge.. now anywhere from 20-24 hrs). There are many setting combinations, so you'll have to experiment what works best for you. I have it set to turn off the data connection when I'm on WiFi... and when my screen is off, have it set to turn off all radios (and while screen is off, you can set it to ping certain apps like gmail, facebook, etc just for a minute, then turn back off. It automatically will turn data on when you leave your Wifi area. You can also train it to turn on/off certain radios depending on your travels, time of day, use of certain apps, when battery gets to certain levels, etc. It has some cool widgets which show which radios are on/off and can be quickly toggled as well. Anyway, it takes a while to figure out what works best for your situation, but it is very flexible and has tons of features.
Contradictory to what I've been reading online about battery saving apps; I had GREAT results with easy battery saver. I know the app looks cheesy and the fact that i never heard about it before downloading from market.
Due to poor network signal at work, id barely have any charge left on my phone once i get out of work (8 hrs). this kind of apps really help.
JD seems to cause more conflicts/problems that it helped me, even if i turn off untested/expirmental. JD looks more sophisticated/advanced, it didn't work well with me.
The features which mainly effects battery life imo are:
1)Traffic scheduler
2)connectivty killer when screen is off.
These are must features for me, to get whatsapp msgs and email sync. and it seems that easy batter defender scheduler is more robust.
I usually choose to allow sync every 15 min with 30 sec window and connectivity killer to around 20kb/30s. I had bad results when letting the app manage my wifi connectivity based on location (remember wifi networks), better turn it off.
Other settings, screen timeout/brightness/UC/UV/cpu cores/deep_sleep/kernel/modem, must be explored to get max battery life.
Remember these apps will not help very much, if you are using your phone(i.e. screen is on). they work best when phone screen is turned off.
I'm currently using Battery XL from market to test it out.
Another app worth looking at is Green Power. It also can shut off data and turn it on in intervals for emails, IMs, etc.
They both are good options. I have used Juice Defender for several months and it is very good. I have installed Easy Battery Saver last week and it is also good. I only did the change from one app to another for trying
randa-76 said:
They both are good options. I have used Juice Defender for several months and it is very good. I have installed Easy Battery Saver last week and it is also good. I only did the change from one app to another for trying
Click to expand...
Click to collapse
Dead thread is zombie. Also all battery saver apps are garbage.
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randa-76 said:
They both are good options. I have used Juice Defender for several months and it is very good. I have installed Easy Battery Saver last week and it is also good. I only did the change from one app to another for trying
Click to expand...
Click to collapse
I'm too tired to respond. But you do know this thread is over a year old, right?
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oneortheother said:
Seems like necroman was just looking for his ten posts. lol Like yours truely. I just have better style then to pull threads from the grave. Unless someone has already done it of course.
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Click to collapse
Useless post reported if you want your ten make them count please.
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