CertificationsCompTIA A+ Core 1 220-1201Labs
CompTIA A+ Core 1 220-1201 hands-on labs
Bench and ticket work: diagnose the hardware, reseat the part, then write the note the next technician can follow.
61 labs you run in the browser: 27 guided, 20 assisted, 12 challenge, 2 capstone. About 12 hours of authored lab time. This set has no free taster yet; the free tier still carries the lessons and practice questions.
61
labs
27
guided
steps in order
14
goal only
challenge and capstone
0
free tasters
none in this set
What you practise
Exam facts and study plan- Windows desktop· you click46 labs
- Hardware bench and firmware panels· you click15 labs
Every lab in this set
Title, scenario summary, skills and tool. The steps and the write-up stay in the app.
Set up a safe test machine for an intern
ProGuided · Quick · 4 min · Windows desktop
An intern needs to try a beta reporting tool for two days before the team decides whether to buy it. The tool is unsigned and rewrites parts of the system it installs into…
virtual machinessnapshotsrollbackwork notes
Close out a jammed printer ticket
ProGuided · Quick · 5 min · Windows desktop
The shared laser printer on floor two jams on every duplex job. You pulled a torn sheet out from behind tray 2 and the printer is running again…
printer jamsticket documentationwork notes
Find why a cloud copy is out of date on one laptop
ProGuided · Quick · 5 min · Windows desktop
A sales laptop showed an old proposal during a client call while the office copy had two days of edits in it. The laptop spent a week offline in a hotel…
file synchronizationpublic cloudwork notes
Fix a receipt printer printing blank pages
ProGuided · Quick · 5 min · Windows desktop
The till printer at the front counter has fed a full roll of paper through without a single mark on it. The print head is warm and the advance works, so the printer is fine…
thermal paperprinter maintenanceconsumableswork notes
Get a photo kiosk importing from memory cards again
ProGuided · Quick · 5 min · Windows desktop
A print shop kiosk imports customer photos from camera cards. This morning every card came back as an empty folder. The built in card slot on the kiosk is dead…
memory cardscard readersUSB accessorieswork notes
Park a tablet with a swollen battery
ProGuided · Quick · 5 min · Windows desktop
A loaner tablet came back from the sales team with the front panel lifting away from the frame. The cell underneath has swollen and the panel no longer sits flat. The ticket is open…
swollen batterymobile battery replacementdevice safety
Quiet a desktop that rattles under load
ProGuided · Quick · 5 min · Windows desktop
The reception desktop has rattled for a week and gets louder whenever several browser tabs are open. You opened the case on the bench and found the heatsink fins packed with dust and a…
coolingdust buildupinternal cable routingwork notes
Replace the analog cable on a meeting room projector
ProGuided · Quick · 5 min · Windows desktop
Room 3 hosts client presentations twice a day. The projector image has gone soft and grey at the edges, and the wall plate feeds it over a twelve metre VGA run with a screw shell and a bent…
video cablesphysical cabling issueswork notes
Settle a flickering second monitor
ProGuided · Quick · 5 min · Windows desktop
Harriet Coles moved to a new desk and her second monitor has flickered ever since. The picture is fine on the built in screen, and the flicker stops when the monitor runs at its full rate…
refresh ratedisplay cableflicker
Swap a power supply and record the change
ProGuided · Quick · 5 min · Windows desktop
A design workstation at desk 22 dropped off mid morning with no warning and refused to start again. You pulled a 500 W unit from stock, fitted it…
power supplycomponent replacementwork notes
Fix a workshop PC that forgets the date
ProGuided · Quick · 6 min · Windows desktop
The workshop PC that runs the label printer comes back from every power cut convinced it is 2019. Browsers throw certificate warnings on the supplier site…
inaccurate system date and timeCMOS batteryfirmware settings
Service the cooler on a render box
ProGuided · Quick · 6 min · Windows desktop
Callum Reyes runs renders overnight on the studio machine and it now shuts down about forty minutes into a job. The dust filter was matted, the fins were packed…
thermal pasteCPU cooleroverheating
Stop a print shop printer producing garbled pages
ProGuided · Quick · 6 min · Windows desktop
The marketing team sends a sixteen page booklet to the new colour printer and gets sixteen pages of stray characters and half fonts. Text only jobs from the same laptop print fine…
printer driversgarbled printprint server
Clear the Tuesday jam and fit the kit
ProGuided · Quick · 7 min · Hardware bench and firmware panels
PRN-DOCK-02 jams every Tuesday in the fuser, and each week someone pulls the sheet toward the tray and calls it fixed. The maintenance kit is past due, the pickup rollers are glazed…
feed directionpickup rollerseparation padmaintenance kit
Add the second memory stick in the right slot
ProGuided · Quick · 10 min · Hardware bench and firmware panels
Request: Finish the memory install on WS-LAB-01 before the imaging team starts its build. One 16 GB DDR5-5600 module is already in A2…
DDR5DIMM slotsmemory channelsdual channel
Take in a tablet with a swollen battery safely
ProGuided · Quick · 10 min · Hardware bench and firmware panels
Ticket: A loaner tablet came back with its front panel lifting away from the frame. Intake inspection shows the battery has swollen. Take the device out of the loaner pool…
swollen batterylithium-ion safetyfire-safe storagedevice intake
Find why the field sales phone will not charge normally
ProGuided · Quick · 12 min · Hardware bench and firmware panels
HD-6107 from Omar Siddiq in Field Sales: “My phone barely charges overnight and I have a customer visit at noon.” Asset HL-FS-P11 is on the bench. Its battery health is 91 percent…
USB-C chargingaccessory isolationcharge port inspectionnon-conductive cleaning tool
Install the Operations network printer by IP address
ProGuided · Quick · 12 min · Windows desktop
HD-6106 (P3) from Jonas Weber in Operations: “The new department printer is on the network at 192.0.2.40. Please set it up on my PC…
Standard TCP/IP portraw 9100PCL 6duplex
Keep the Shipping label printer at one address
ProGuided · Quick · 12 min · Windows desktop
HD-6111 (P3) from Tasha Greene in Shipping: "The label printer keeps changing its address and the shipping software loses it every few days…
DHCP reservationMAC addresslease renewal
Service the noisy render PC that shuts down under load
ProGuided · In-depth · 20 min · Hardware bench and firmware panels
HD-6103 from Leo Park in Design Studio: “My render box slows to a crawl, then switches itself off about ten minutes into a render…
CPU thermal throttlingcooler cleaningthermal pasteCPU_FAN header
Clear the repeat Tray 1 jam and service the AP printer
ProGuided · In-depth · 22 min · Hardware bench and firmware panels
HD-6104 from Miriam Costa in Accounts Payable: “The shared laser printer jams in the first tray a few times a day…
feed directionpaper pathpickup rollerseparation pad
Finish the bench build and prove POST
ProGuided · In-depth · 22 min · Hardware bench and firmware panels
WS-LAB-01 is half built on the IDF bench. The CPU sits in the socket and the cold plate already has paste on it. Memory, the NVMe drive…
CPU socketdual channelM.2 slot24-pin ATX
Restore power to the reception PC without replacing its supply
ProGuided · In-depth · 22 min · Hardware bench and firmware panels
HD-6102 (P1), from Dana Whitfield at the front desk: “Reception PC will not turn on. Nothing happens at all when I press the button…
ATX power supplyEPS 8-pin CPU powerpaperclip testESD safety
Trace the dead B-017 wall jack without interrupting a live desk
ProGuided · In-depth · 22 min · Hardware bench and firmware panels
HD-6113 from Rosa Mehta in the Front Office: “The wall socket beside the new desk, labeled B-017, has no link light…
tone generatorinductive probepatch panel labelingwire-map testing
Build the new hire's workstation and clear its POST faults
ProGuided · In-depth · 28 min · Hardware bench and firmware panels
HD-6120 from Sasha Novak, IT Manager: Build the CAD workstation for Monday's new hire from the parts on the bench. It must run Windows 11, have 32 GB in dual channel…
CPU socketdual channelM.2 slot24-pin ATX
Work a repair bench intake day at a school
ProGuided · In-depth · 30 min · Windows desktop
Term starts on Monday and the repair bench has four records after a weekend of drop offs. A staff laptop has a battery that has pushed the case open…
swollen batterybattery safetyfailed drive in a mirrorarray rebuild
Work a hardware queue from no power to a print jam
ProGuided · In-depth · 32 min · Windows desktop
Four records are open on the hardware desk at Kestrel Print Works and the morning technician is already on a call. One desktop in accounts is dead, the accounts printer keeps stopping…
no powerpower supply swappower-on self-testpaper jam
Bring back the front USB ports on a stockroom PC
ProAssisted · Quick · 4 min · Windows desktop
The stockroom PC has two front USB ports that stopped working overnight. The rear ports still read a memory stick without trouble, so the ports on the board are fine. You opened the case…
front panel headerinternal USB cablepost checkswork notes
Reconnect a counter tablet after a guest key change
ProAssisted · Quick · 4 min · Windows desktop
The cafe rotates its guest wireless key on the first Monday of the month. The counter tablet kept the old key saved and has been offline since the change…
guest networkwireless keySOHO routerswork notes
Take in a loaner phone that will not charge
ProAssisted · Quick · 4 min · Windows desktop
Loaner phone 12 came back from a site visit with a dead battery and would not charge on any of the three cables at the counter. The screen shows nothing when it is plugged in…
charging portscables and connectorsmobile accessorieswork notes
Escalate a wireless dead spot with evidence
ProAssisted · Quick · 5 min · Windows desktop
Warehouse handhelds lose the wireless link in aisle 4 and nowhere else. You walked the aisle with a wireless analyser and the reading fell to minus 78 dBm behind the pallet rack…
wireless analysersignal strengthescalation notes
Explain why a training room has no addresses
ProAssisted · Quick · 5 min · Windows desktop
Twenty loan laptops went into the training room for a morning course. Three of them picked up an address and the rest show a self assigned range…
DHCP scopelease expiryaddress poolwork notes
Pick the right ticket from a shared queue
ProAssisted · Quick · 6 min · Windows desktop
Three tickets landed in the shared queue in the last ten minutes. One of them reports that an entire wing loses wireless on a schedule. The other two are single user complaints…
triageseverityintermittent wireless connectivity
Pin a label printer to one address
ProAssisted · Quick · 6 min · Windows desktop
The shipping label printer at the fulfilment counter is set up by address on three handheld terminals. Every few mornings the printer takes a different address from the router and the…
DHCP reservationleaseMAC address
Recommend a link for a depot that uploads footage
ProAssisted · Quick · 6 min · Windows desktop
A rural depot uploads forty gigabytes of barcode footage every night and runs two video calls each morning. The site sits four kilometres from the exchange on an old DSL line…
internet connection typeslatencyfixed wireless
Record a drive upgrade for the design workstation
ProAssisted · Quick · 6 min · Windows desktop
Nadia Osei edits video and the scratch volume fills before a render finishes. Her workstation has one empty slot on the board that takes a short card…
M.2 form factorNVMe interfacescratch disk
Record a memory upgrade for the next technician
ProAssisted · Quick · 6 min · Windows desktop
The drafting workstation kept paging during render jobs, so you fitted one 16 GB module into slot 2 this morning. The machine now reports 32 GB and the renders finish…
memory modulesslotswork notes
Show which print ports the firewall change blocked
ProAssisted · Quick · 6 min · Windows desktop
The floor three print server stopped answering after the weekend firewall change. The queue still shows the device…
print serverSMB port 445IPP port 631escalation
Stop a phone hotspot from burning the data plan
ProAssisted · Quick · 6 min · Windows desktop
Elias Vance works the depot desk and his phone plan ran out of data before lunch for the third day running. He keeps the phone in hotspot mode so his laptop can reach the dispatch board…
mobile hotspotdata capmetered connection
Stop a ring scanner dropping in a crowded aisle
ProAssisted · Quick · 6 min · Windows desktop
Warehouse pickers use tablets with Bluetooth ring scanners. Aisle 4 is where the signal falls apart, and only during the afternoon shift when the handheld radios and the older access points…
Bluetoothradio interferencewireless connectivity
Open a forwarded installer inside a throwaway virtual machine
ProAssisted · Quick · 7 min · Windows desktop
A sales administrator forwards a setup file that arrived with an invoice reminder. She wants to know whether it is the courier portal update she was promised…
virtual machinesandboxsnapshothost only network
Take in a phone that went into a sink
ProAssisted · Quick · 7 min · Windows desktop
A site supervisor dropped her phone in a sink, dried it on a radiator, and then plugged it in to see whether it still worked. The screen flickers green and the charge port is warm…
liquid damagedrying before chargingbattery removal
Clear a Finance printer queue that never empties
ProAssisted · In-depth · 20 min · Windows desktop
HD-6105 (P2) from Marcus Lee in Finance: “Month-end reports will not print. The queue shows my first job as Printing for an hour and everything else waits behind it.” HL-FIN-007 can reach…
print queuePrint Spoolerspool filesescalation
Reduce meeting-room Wi-Fi drops
ProAssisted · In-depth · 20 min · Windows desktop
HD-6112 (P2) from Femi Adeyemi in Sales: "Video calls in Meeting Room 2 freeze and drop every few minutes. Wired desks are fine." The room laptop uses the Harborline-Staff 2.4 GHz network…
2.4 GHzchannel overlapchannel widthpacket loss
Restore DHCP leases for the training room
ProAssisted · In-depth · 20 min · Windows desktop
HD-6110 (P2) from Gabi Torres in Training: “Six laptops in the training room say ‘No Internet’ and the class starts at 10:00…
APIPADHCP scopelease durationgateway
Bring a six-person office online on a new router
ProAssisted · In-depth · 28 min · Windows desktop
HD-6122 from Bea Lindgren, Practice Manager: "We open Monday with six staff, two printers and a guest Wi-Fi for clients. The new router is on the counter with its default settings…
router hardeningDHCP reservationsWPA3guest network isolation
Clear a device loan counter before the weekend rush
ProAssisted · In-depth · 30 min · Windows desktop
The equipment counter at a college library lends laptops, tablets and mobile hotspots to students for the day. Five records are open on Friday afternoon and the counter closes in two hours…
docking stationstylushotspotSIM
Clear a print queue that never empties
ProChallenge · Quick · 6 min · Windows desktop
The finance printer has shown printing for two hours with forty jobs listed. The panel says ready, there is paper in both trays, and the last person to print was told the job failed…
print queuespoolerprinter driverswork notes
Take the one ticket that belongs to your desk
ProChallenge · Quick · 6 min · Windows desktop
Three tickets landed in the hardware queue before lunch. One describes a shared dock at the hot desk row, and the other two belong to other teams…
docking stationtriagequeue ownership
Bring a remote worker's tunnel back up
ProChallenge · Quick · 7 min · Windows desktop
A sales rep works from home three days a week and reaches the shared drive over the client tunnel. Since the office firewall was replaced on Friday the client sits at connecting and then…
VPNUDP portsfirewall ruleswork notes
Clear a meeting room by moving its channel
ProChallenge · Quick · 7 min · Windows desktop
Video calls break up in the north meeting room and nowhere else in the building. A survey shows the room's access point sitting on a crowded 2.4 GHz channel…
2.4 GHz bandchannel selectionco-channel interference
Find the patch panel port behind a dead wall socket
ProChallenge · Quick · 7 min · Windows desktop
A move has put three desks into a room where every wall socket has a handwritten label that disagrees with the patch panel. One desk is dead and the other two work…
toner probepatch panelcable labelling
Power a ceiling access point from the wrong port
ProChallenge · Quick · 7 min · Windows desktop
A new access point went up in the west corridor and its light never came on. The cable tests clean, the port is up…
PoE budgetPoE injectoraccess point
Start a rebuild on a degraded array
ProChallenge · Quick · 8 min · Windows desktop
The archive server beeped all weekend and nobody looked. Its array is running on the remaining drives, one bay light is out, and a cold spare of the same model is in the store…
RAID failurehot sparerebuild
Restore smooth 4K video on the editing workstation
ProChallenge · Quick · 12 min · Hardware bench and firmware panels
HD-6115 from Chloe Baptiste in Video Edit: “The new 4K monitor looks choppy and the mouse feels laggy. Display settings only offer 30 Hz.” The monitor HL-VE-02 is on its native 3840x2160…
display resolutionrefresh rateHDMI bandwidthDisplayPort link
Identify the blocked mail submission port and escalate
ProChallenge · In-depth · 20 min · Windows desktop
HD-6114 from Imani Clarke in Customer Care: Outlook receives new mail, but messages remain in Outbox since the office firewall upgrade. Work from her assigned PC HL-CC-009…
mail submissionTCP port testingevidence-based escalationticket communication
Restore barcode scanning after the inventory app update
ProChallenge · In-depth · 20 min · Hardware bench and firmware panels
HD-6109 from Kwame Mensah in the Stockroom: “Since last night's update the inventory app opens but the scan button does nothing…
app camera permissionbackground battery restrictionmobile troubleshootingticket documentation
Three POST faults on one bench PC
ProChallenge · In-depth · 24 min · Hardware bench and firmware panels
WS-LAB-01 came back from the floor with three faults stacked on it. The bench log says three beeps, then no video, and the imaging drive is still in the spares drawer…
POSTbeep codeno videoPCIe power
Replace the failed file-server disk and rebuild the array
ProChallenge · In-depth · 25 min · Hardware bench and firmware panels
HD-6121 (P1) from Peter Alvarez, Office Manager: “The file server is beeping and one drive light is amber. Everything still opens but it is slow…
RAID 5 degraded statedisk serial identificationhot-swap replacementarray rebuild
Hold a conference floor together through a session day
ProCapstone · In-depth · 36 min · Windows desktop
A conference venue runs four sessions in one day. The control desk in the main hall restarts in the middle of a talk and the room smells of hot dust…
thermal shutdowndust in the fanmirror rebuildthermal printer maintenance
Work the morning hardware queue
ProCapstone · In-depth · 45 min · Hardware bench and firmware panels
It is Monday, 08:05, and five requests are waiting across reception, Legal, Accounts, Stores and the Workshop. The reception PC must be running before patients arrive at 08:30. A new…
priority triagehardware repaircaller verificationMDM remote wipe
Where to go next
Every certification with labs220-1201 lab questions
There are 61 labs: 27 guided, 20 assisted, 12 challenge, 2 capstone. Together they carry about 12 hours of authored lab time, and none of them is a free taster yet.
Practise 220-1201 the way the exam asks
Open a guided lab first, then work the challenge set with the hints off. Every lab links back to the lesson it tests.
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